Vulnerabilities
Grid Protection Alliance openPDC and openHistorian
The following versions of Grid Protection Alliance openPDC and openHistorian are affected: openPDC
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Latest intelligence
Vulnerabilities
Chinese Government-linked Cyber Threat Actors Combine Automated and Hands-on Hacking Tools to Steal Sensitive Data
Advisory at a Glance Title Chinese Government-linked Cyber Threat Actors Combine Automated and Hands-on Hacking Tools to Steal Sensitive Data Original Publication October 8, 2026 Executive Summary Chinese government-linked cyber threat actors, enabled by the Integrity Technology Group, are combining automated scanning tools, large-scale botnets, and…
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ASOS links data breach to social engineering attack, credential theft
ASOS is sending updates to affected customers about the cybersecurity incident it suffered earlier this week, confirming that hackers accessed some personal data. [...]
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ISC Stormcast For Thursday, October 8th, 2026 https://isc.sans.edu/podcastdetail/10128, (Thu, Oct 8th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Microsoft Outlook to block MSIX attachments starting November
Microsoft announced that it will add .msix and .msixbundle attachments to the list of blocked attachments in Outlook Web and the new Outlook Windows client starting next month. [...]
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PoeLLM malware infects exposed AI servers in cryptomining attacks
A cryptomining campaign targeting exposed AI services is using PoeLLM malware to turn compromised servers into scanners and exploit launchpads. [...]
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Scans for Atlassian vulnerablity (CVE-2026-21589), (Wed, Oct 7th)
On October 5th, Atlassian published patches for multiple products to fix an "Arbitrary File Access" vulnerability [CVE-2026-21589]. An attacker can read arbitrary files in the web application's directory, potentially exposing sensitive information such as…
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Ransomware has a new target. Is your backup ready?
Ransomware groups are increasingly targeting backup infrastructure to eliminate recovery options and increase pressure on victims to pay. Kaseya explains why organizations need isolated, immutable, and regularly tested backups that attackers cannot easily reach. [...]
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ShinyHunters Extorted Boeing Spin-off Prior to Arrests
A teenager from Amman, Jordan suspected of leading the prolific data theft and extortion group ShinyHunters has been detained and is reportedly cooperating with the FBI to identify other members of the hacking gang. KrebsOnSecurity has learned that the suspect, who uses the hacker handle "Rey," was detained as ShinyHunters was in the process of extorting a…
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Hackers exploit critical Atlassian flaw after public PoC release
A critical vulnerability (CVE-2026-21589) affecting multiple Atlassian product families, including Jira, Confluence, and Bitbucket, is being exploited in attacks that do not require authentication. [...]
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SonicWall warns of max severity SSRF flaw in SMA1000 gateways
SonicWall has released hotfixes to address a maximum-severity server-side request forgery (SSRF) flaw in SMA1000 series appliances. [...]
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Musician sent to prison for $10 million streaming fraud using AI bots
A North Carolina musician was sentenced to 18 months in prison for collecting more than $10 million in royalties from Spotify, Apple Music, Amazon Music, and YouTube Music in a massive streaming royalty fraud scheme. [...]
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Advantest confirms personal information stolen in ransomware attack
Advantest Corporation is notifying affected individuals that a ransomware attack earlier this year exposed their personally identifiable data. [...]
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ISC Stormcast For Wednesday, October 7th, 2026 https://isc.sans.edu/podcastdetail/10126, (Wed, Oct 7th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Ninja Forms plugin flaw exploited to hack WordPress sites
Hackers are exploiting stored cross-site scripting (XSS) vulnerabilities in two unrelated WordPress plugins, Ninja Forms and WPC Product Bundles for WooCommerce, to install backdoors and create rogue admin accounts. [...]
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Hackers exploit 32 zero-days on first day of Pwn2Own Ireland
On the first day of the Pwn2Own Ireland 2026 competition, security researchers hacked the Samsung Galaxy S26 twice and earned $388,500 after exploiting 32 zero-days. [...]
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Atlassian warns of critical file-access flaw in Jira, Confluence
Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including Confluence, Jira, and Bitbucket. [...]
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ASOS confirms data breach after “HACKED” in-app notifications
UK fashion retailer ASOS confirmed a data breach Tuesday after hackers sent unauthorized push notifications through its mobile app while claiming to have stolen customer data from the company's Snowflake environment. [...]
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Fake ChatGPT, Gemini Sites steal advertising accounts, MFA codes
A new campaign targeting ad account managers uses fake ChatGPT, Gemini, Claude, and Perplexity sites that steal login credentials and multi-factor authentication (MFA) codes through browser-in-browser attacks. [...]
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How to secure RMM software: 8 controls MSPs should test
RMM platforms give MSPs privileged access across customer environments, making their security controls critical to limiting risk. Acronis outlines eight controls MSPs should test when evaluating RMM software, from patching and privileged access to recovery and tenant isolation. [...]
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More RMM Tools In the Wild, (Tue, Oct 6th)
It seems that a trend started… I continue my journey discovering more RMM ("Remote Management & Monitoring") tools abused by threat actors! A few days ago, I wrote a diary[1] about ScreenConnect used in the wild. Today, I found another one.
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Hitachi Energy REB500
Hitachi Energy is aware of open-source software vulnerabilities that affect REB500 product versions listed in this document. These vulnerabilities can be exploited to carry out Denial of Service (DoS) attack on the product. Please refer to the Recommended Immediate Actions for information about the mitigation/remediation. The following versions of Hitachi…
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Hitachi Energy Asset Suite
Hitachi Energy is aware of unauthenticated servlet access vulnerabilities that affect Asset Suite product versions listed in this document. These vulnerabilities can be exploited to potentially cause confidentiality, integrity and availability impact on the product. Please refer to the Recommended Immediate Actions for information about the…
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Johnson Controls EasyIO FG
Successful exploitation of these vulnerabilities could allow an attacker to gain full unauthorized access to the device. The following versions of Johnson Controls EasyIO FG are affected: EasyIO FG firmware
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Hitachi Energy SOI
Hitachi Energy is aware of RCE (Remote Code Execution) vulnerability in Apache ActiveMQ component of SOI product versions listed in this document. These vulnerabilities can be exploited to carry out various attacks affecting confidentiality, integrity, and availability of the product. Please refer to the Recommended Immediate Actions for information about…
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Savannah lwIP SMTP client
Successful exploitation of this vulnerability could crash the device being accessed; a buffer overflow condition may allow remote code execution. The following versions of Savannah lwIP SMTP client are affected: lwIP SMTP client 2.2.1 (CVE-2026-15340) CVSS Vendor Equipment v3 9.8 Savannah lwIP SMTP client 1 Vulnerability Buffer Copy without Checking Size…
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Hitachi Energy RTU500
Hitachi Energy is publishing this cybersecurity advisory in response to the security findings reported by Dragos affecting end-of-life RTU500 CMU firmware version 9.x. The reported findings are associated with legacy RTU500 firmware versions that were developed according to the cybersecurity requirements, threat landscape, and industry practices that…
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ISC Stormcast For Tuesday, October 6th, 2026 https://isc.sans.edu/podcastdetail/10124, (Tue, Oct 6th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Wikimedia: Rogue OpenAI agents behind unauthorized Wikipedia edits
The Wikimedia Foundation says rogue OpenAI agents made unauthorized Wikipedia edits and may have been partially responsible for a May outage. [...]
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Nikkei discloses breaches of employees’ Microsoft, Google email accounts
Over the weekend, Japanese publishing giant Nikkei disclosed that unknown attackers recently breached two employee email accounts and used one to send thousands of phishing emails. [...]
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Google halts open-source bug bounty program amid AI spam surge
Google has now suspended submissions to its Open Source Software Vulnerability Rewards Program (OSS VRP) after being flooded by AI-generated reports. [...]
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ISC Stormcast For Monday, October 5th, 2026 https://isc.sans.edu/podcastdetail/10122, (Mon, Oct 5th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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TTY Logs and the Data it Captures, (Sun, Oct 4th)
For an experiment, I created a script [1] that parses and send the TTY logs collected from actors or bots activity that run various commands after they successfully login the DShield sensor. Those TTY logs are sent daily at the end of each day to the DShield SIEM [2] to be correlated with all the data. 
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Citrix patches NetScaler SAML zero-day exploited in attacks
Citrix has released emergency updates for a new NetScaler denial-of-service vulnerability tracked as CVE-2026-88779 that has been exploited in zero-day attacks, with researchers investigating whether it can also be exploited for remote code execution. [...]
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CISA Adds One Known Exploited Vulnerability to Catalog
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-88779 Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant…
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Threats
Anthropic asks Claude users to share voice data for AI model training
Anthropic has started asking Claude users to voluntarily share their voice conversations to help train and improve its AI models. [...]
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User Agent Strings Curiosities, (Sun, Oct 4th)
Sometimes I have to smile, or my interest is triggered, when I review new User Agent Strings in the honeypot logs.
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Research
ShinyHunters Suspect Rey Reportedly Detained in Jordan, Helping FBI Identify Group Members
A suspected member of the ShinyHunters digital extortion group, who goes by the online alias "Rey," has been allegedly detained by authorities in Jordan, Reuters reported, citing three people familiar with the matter. Rey, whose real name is Saif al-Din Khader, is said to have been brought into custody on September 29, 2026, cooperating with the U.S…
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Identity
China-Aligned TA419 Targets U.S. AI Policy Experts With Microsoft AitM Phishing
A new China-nexus cyber espionage group known as TA419 has been attributed to multiple credential phishing campaigns targeting artificial intelligence (AI) experts working for U.S. think tanks, universities, and legal sector organizations. The campaigns have impersonated prominent economists and AI policymakers, as well as a prominent Anthropic employee…
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Threats
Google Gemini could soon get full access to your Mac’s files, apps and the web
Google's Gemini could soon access any file on your macOS device, open apps, browse the web, and perform actions without asking for permission every time. [...]
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Research
ShinyHunters hacker reportedly detained in Jordan, aiding FBI
A suspected ShinyHunters hacking group member known online as "Rey" has reportedly been detained in Jordan and is cooperating with the FBI to help locate other members of the extortion group. [...]
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YARA-X 1.21.0 Release, (Sat, Oct 3rd)
YARA-X's 1.21.0 release brings 5 improvements and 4 bugfixes.
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Research
MI5 Says China’s MSS Funded Research Involving 100+ U.K.-Linked Academics
The U.K.'s domestic intelligence and security agency has warned that more than 100 academics have helped China boost its intelligence gathering efforts on behalf of Beijing's state security service. In a "Security Service Espionage Alert" issued on September 30, 2026, MI5 said the "primary purpose of the China General Technology Research Institute (CGTRI)…
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Vulnerabilities
Warlock Exploits SharePoint Flaws to Disable Security Tools and Deploy Ransomware
The suspected China-linked threat actor known as Warlock is still continuing to weaponize Microsoft SharePoint vulnerabilities, likely both old and new, in attacks targeting organizations in Portuguese- and Spanish-speaking countries. The activity, observed by the Symantec and Carbon Black Threat Hunter Team, has hit critical infrastructure, government…
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Identity
Danish university DTU breach exposes data of up to 200,000 people
The Technical University of Denmark (DTU) says information belonging to up to 200,000 users may have been exposed after hackers accessed its identity and access management system and downloaded a large amount of data. [...]
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Cloud
The State of Cybersecurity in 2026: Key Segments, Insights, and Innovations
Featuring: Cybersecurity is being reshaped by the expansion of cloud infrastructure, AI, distributed systems, and increasingly complex digital environments. As organizations manage more identities, devices, data, and internet-facing infrastructure, security is shifting toward continuous visibility, control, and the ability to respond to risk at scale. This…
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Vulnerabilities
Frontline Education breach exposes school district employee data
Frontline Education is notifying school districts of a data breach after attackers exploited a vulnerability in third-party software to gain unauthorized access to its systems and steal employee information, including Social Security numbers. [...]
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Vulnerabilities
Warlock ransomware breach SharePoint in water, telecom operator attacks
The China-linked ransomware group Warlock targeted a water utility, a telecom provider, a regional government body, and a university by exploiting SharePoint vulnerabilities to gain initial access. [...]
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Vulnerabilities
GitLab Patches Critical 9.9 AI Gateway Flaw Allowing Command Execution on Self-Hosted Servers
A critical flaw in GitLab's AI Gateway could let a logged-in user with Duo Agent Platform access run commands on the gateway under certain conditions, GitLab said in an advisory. The gateway is the service that connects a GitLab instance to AI models, and only organizations that host their own gateway need to act. The flaw is fixed in gateway versions…
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Threats
Antino Backdoor Uses Outlook and OneDrive for C2 in China-Nexus Espionage Campaign
Government and policy organizations across Asia have become the target of a new campaign orchestrated by a China-nexus threat actor. The activity, which has targeted government and policy organizations in Taiwan, India, the Philippines, Cambodia, Pakistan, Thailand, and Myanmar, involves the deployment of a previously undocumented backdoor codenamed…
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Vulnerabilities
Dell CSM Flaws Enable Unauthenticated Admin Access and Root on Kubernetes Nodes
Dell has released security updates to address multiple critical security flaws in Dell Container Storage Modules (CSM) that could be exploited by bad actors to take over susceptible systems. The vulnerabilities are listed below - CVE-2026-63688 (CVSS score: 10.0) - A missing authentication for critical function vulnerability in the…
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Vulnerabilities
GitLab warns of critical RCE vulnerability in AI Gateway service
GitLab warned customers today to immediately patch a critical AI Gateway vulnerability that could let attackers run arbitrary commands on vulnerable instances. [...]
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Threats
US sanctions Tren de Aragua gang members in ATM hacks crackdown
The U.S. Treasury Department has sanctioned eight members of the Venezuelan gang Tren de Aragua (TdA) for their role in the theft of millions of dollars in ATM jackpotting attacks across the United States. [...]
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Threats
The EDR blind spot: 3 ways browser attacks evade endpoint telemetry
Browser-based attacks can steal sessions, abuse extensions, or manipulate users without creating the endpoint artifacts EDR is designed to detect. NordLayer explains three ways attacks can evade endpoint telemetry and why browser-level controls can help close the gap. [...]
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Vulnerabilities
Dell asks admins to patch max severity CSM flaws as soon as possible
Dell has patched two maximum severity vulnerabilities in the Container Storage Modules (CSM) that connect Dell enterprise storage arrays to Kubernetes environments. [...]
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Research
OpenAI Parts Ways With Three Safety Researchers Over Sensitive Information Mishandling
OpenAI has parted ways with three members of its safety team after they leaked private information in violation of company policies, The Wall Street Journal reported. "We have parted ways with three individuals for violating our policies on accessing and handling sensitive company information," a spokesperson for the company was quoted as saying. "Our…
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