SentryDigest

Hackers hijack Convertr analytics script to steal payment card data

A credit card skimming group reportedly compromised a shared analytics script used by e-commerce platform Convertr to steal shoppers' payment data during checkout…

Email Bombing, External Teams Chats Form Repeatable Access Path

A common mix of impersonation, domain infrastructure, and trusted software is helping attackers scale Microsoft Teams intrusions across organizations.

CyberStrikeAI Uses 44 AI Agents to Automate Hacking Operations Against Japan Targets

Cybersecurity researchers have disclosed details of three cyber attacks targeting organizations in Japan in which artificial intelligence (AI) was a key element, either in the driving seat or to assist a human operator. TrendAI, which analyzed three exposed server environments used by threat actors to conduct the malicious cyber operations, described them as distinct from previously published…

Microsoft releases Windows OOB updates to distrust eMudhra certificates

Microsoft has released out-of-band (OOB) Windows updates to remove trust in certificates tied to compromised eMudhra certificate authority keys, protecting systems that do not receive automatic certificate trust updates…

Beware the Slasher: AI Could Kill Off Cybersecurity Pros' Skills

Nathan Hamiel outlines potential SecOps horror in the AI midst, as core technical capabilities go the way of reading an atlas or remembering phone numbers.

'Aokigahara' Stealer Targets 'Developer Keyrings' & AI Assistants

Warp discloses breach exposing AI agent logs, user telemetry data

Agent decision logs and telemetry data belonging to Warp agentic development environment users were exposed in an attack on a third-party vendor in the project's infrastructure…

Tailscale warns of SSH flaws allowing root privilege escalation

The Tailscale security team is working to patch almost a dozen security vulnerabilities that could be exploited to steal credentials, crash servers, gain root privileges, and more…

The Huntress Tragic Quadrant: Ranking Threats Hitting Businesses Hardest

Attackers are increasingly abusing legitimate IT tools, Microsoft 365 sessions, and everyday workflows to compromise businesses without triggering traditional defenses. Huntress Labs ranks the threats hitting organizations hardest, highlighting which attack techniques deserve immediate attention and which remain emerging risks…

GoAhead TLS Flaws Allow Revoked Client Certificates and Enable Session Decryption

The GoAhead embedded web server loaded a certificate revocation list into its default TLS backend but never turned revocation checking on, so a revoked client certificate could still pass login on affected setups. The flaw is in builds that use the OpenSSL backend with mutual-TLS, where the server checks a client certificate and vice versa, and a revocation list is configured to block revoked…

Apple Backports Fix for Exploited CoreGraphics Flaw to Older iPhones and iPads

Apple on Monday backported fixes for a high-severity security flaw that was exploited in real-world cyber attacks to older devices. The vulnerability, tracked as CVE-2026-86950 (CVSS score: 8.8), is an out-of-bounds write affecting CoreGraphics that could result in arbitrary code execution when processing a maliciously crafted file. Patches for the flaw were released last month by Apple in…

Microsoft Authenticator Flaw Let Permissionless Android Apps Steal Work Account Tokens

Microsoft has fixed a flaw in its Authenticator app for Android that let a malicious app with no permissions pose as a trusted Microsoft app, such as Teams, and collect sign-in tokens for a victim's work account. Microsoft tracks the flaw as CVE-2026-80097 and fixed it in Authenticator for Android version 6.2606.4246, so anyone using the app should update. In the researchers' tests…

Keystone to Destroy 18,835 Hardware Wallets After Hackers Steal Device Verification Key

An attacker who gained access to Keystone's website obtained the key that its hardware wallets use to prove they are genuine, the company said in a statement on October 26. Someone with that key could build counterfeit devices that pass the online check owners use to verify a Keystone. A buyer who trusted a counterfeit could have their crypto stolen, but the incident did not involve…

AI-Generated Fake Login Pages Are Making Account Takeovers Easier

Fake login pages are nothing new, but generative AI is making them easier to build and more convincing. Attackers can recreate familiar login screens, impersonate trusted brands and tailor phishing attempts to specific employees or organizations. Some fake login pages go beyond stealing passwords. They can also capture MFA codes or hijack authenticated sessions, allowing attackers to gain…

Lazarus Abuses South Korean Security Software to Deploy Malware Using Post-Quantum Encryption

The North Korea-linked Lazarus Group has been attributed to a cyber espionage campaign dubbed Operation FlashHole targeting at least three organizations in South Korea spanning the construction, software, and wire-communication equipment manufacturing sectors. According to Russian cybersecurity company Kaspersky, the campaign has been active since at least July 2025. It's assessed to pick up…

Apple backports CoreGraphics zero-day patches to older iPhones

​Apple has backported security patches released last month to older iPhones and iPads, addressing a zero-day bug exploited in "extremely sophisticated" targeted attacks on iOS devices…

Australia Gets Into Amadey Malware Backend, Cuts Off Access to 180,000 Infected Computers

A criminal using the Amadey malware can no longer access or steal data from 180,000 infected computers around the world, including some in Australia, the Australian Signals Directorate (ASD) says. The agency's operators gained access to the criminal's operation's backend and cut it off from those computers. "The next steps that we took were to disconnect that Amadey controller from all those…

Energy giant ENGIE discloses data breach affecting customers

French energy giant ENGIE, one of the world's largest power and natural gas providers, confirmed that attackers stole customer data after breaching a marketing platform used by business partners…

OpenAI Compaction Flaw Let Researchers Bypass Hidden Reasoning Protections

OpenAI's compaction feature, which shrinks a long conversation to save space, could be turned into a way to copy a model's hidden reasoning out in plain text, security firm Xint has shown. OpenAI's reasoning models work through a problem before answering, and the service normally returns only the raw reasoning as an encrypted item the user cannot read. The method got past…

CISA confirms PHP2Shell vulnerabilities now exploited in attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added the PHP2Shell vulnerabilities to its catalog of actively exploited security flaws and ordered federal agencies to patch their systems by Thursday…

Attackers Hijack Dahua IP Cameras in Ukraine Using P2P Access and Auth Weaknesses

The Computer Emergency Response Team of Ukraine (CERT-UA) has issued an alert warning of unauthorized remote access to video surveillance systems manufactured by Dahua. "Cases of compromising IP cameras and DVRs with access to the video stream, changing the device configuration and creating third-party accounts have been recorded," the State Special Communications Service of Ukraine (SSSCIP)…

CISA Confirms Active Exploitation of Two PHP2Shell Flaws Enabling Remote Code Execution

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday confirmed active exploitation of the recently patched PHP2Shell flaws by adding them to its Known Exploited Vulnerabilities (KEV) catalog. The PHP vulnerabilities, both rated 9.2 on the CVSS scoring system, facilitate unauthenticated remote code execution on affected deployments - CVE-2026-109618 - An out-of-memory…

So Many AI Security Benchmarks, But None Tell the Whole Story

Measuring AI model security gets complex, fast, thanks to a growing patchwork of benchmarks targeting different variables in the equation. But none replace testing against your own code and workflows.

University of Copenhagen data breach exposes data of 525,000 people

The University of Copenhagen in Denmark confirmed that hackers accessed one of its test environments containing personal data belonging to 525,000 people…

Risks & Rewards: How AI Is Redefining the CISO's Role

Nvidia security executive Mark Weatherford says CISOs must help business leaders weigh AI's pros and cons, and ensure those deploying it own the risks.

Former pentester used ARTEX AI to steal 8.2 million data records

South Korean police identified seven suspects linked to a cybercrime operation that breached more than 90 organizations in the country, with ARTEX AI pentesting framework used in most of the attacks…

In-the-Wild Attack Abuses AI Agents' Trust in Markdown

A new AI agent prompt injection technique exploits how coding assistants consume local instruction files, blurring the line between text documents and executable actions.

OpenAI launches GPT-6.1 Terra with 3x faster AI agents, 50% lower pricing

OpenAI has launched GPT-6.1 Terra, a new model focused on computer use, visual reasoning, coding, and everyday work, while costing significantly less than its larger models…

DreamHost forces password resets in ongoing "incident"

DreamHost has forced password resets for email and FTP/SFTP users following an incident that disrupted connections to the File Manager interface…

Hackers Infect 953 Online Stores With Scanner-Evading JavaScript, Mostly on Magento

An unknown threat actor has infected 953 online stores, most of them running Magento, as part of a long-running campaign active since July 2025. According to Dutch e-commerce security company Sansec, the activity is designed to add a small piece of code to the store's pages that, when visited by unsuspecting users, serves malicious JavaScript loader code through Magento CMS blocks. "When you…

'Gheist' Weaponizes GitHub Tokens to Steal Cloud Secrets

An ongoing supply chain attack is harvesting credentials and sensitive data from thousands of developer repositories.

PHP Issues Second Windows Security Update in Five Days to Fix Brotli Code Execution Flaw

PHP has rebuilt its official Windows packages for PHP 8.2 through 8.5 to fix CVE-2026-111497, a flaw in the Brotli compression library that the packages include. The flaw can let an attacker corrupt memory and potentially run code. PHP says the flaw can be reached through the cURL extension when the extension decompresses HTTP responses automatically. cURL leaves that off by default, but…

Critical 'HTTP2Shell' Brotli vulnerability triggers emergency patches

A critical flaw dubbed 'HTTP2Shell' in Brotli, the C decoder library built into Node.js, could allow attackers to corrupt memory and access sensitive data…

Attackers Use Microsoft Teams IT Support Scams to Deploy Malware and Ransomware

Cybersecurity researchers are calling attention to what they say is a "recurring social engineering pattern" across hundreds of cases in which threat actors use Microsoft Teams' external chat creation feature to conduct impersonation scams or to deliver malware. "A consistent pattern of attacker behavior has emerged across these incidents: the use of the same throwaway tenants, the same 'IT…

Microsoft releases emergency .NET patches for critical Brotli flaw

Microsoft released emergency .NET security updates to patch a critical vulnerability known as Broccoli2Shell, also tracked as Node2Shell and HTTP2Shell…

⚡ Weekly Recap: This2Shell, That2Shell, Everything's an RCE? Rogue AI, Supply Chain Chaos and More

This2Shell, That2Shell, Everything2Shell. That's pretty much how the last week went. Critical bugs that let attackers run code remotely are showing up everywhere. Hackers are scanning for targets, some flaws are already being used in attacks, and security teams have more urgent patches than they can keep up with. And that's not even the full story. A leaked key led to a software supply-chain…

When an AI Agent Is the Incident, the Identity Record Is the Evidence

A new NIST, CISA, and NSA guide treats runaway agents as incidents to be rehearsed. The hard part of the response is answering whose authority the agent used, and that answer has to exist before the incident does…

10 Software Security Practices Built for the Next 250 Years

This Cybersecurity Awareness Month's theme, "Securing the Next 250," asks us to look beyond vulnerabilities and consider what will make our digital systems resilient for generations.

Chinese man extradited for role in $36 million cryptocurrency scam

A Chinese national was arraigned in California after being extradited from the Netherlands for his alleged involvement in a cryptocurrency investment scam that stole nearly $37 million from 174 victims in the United States…

Two Critical Wasmtime Flaws Could Let Malicious WebAssembly Modules Escape Sandboxes

Two critical flaws in Wasmtime, a WebAssembly runtime that can be built into other software, could allow a malicious WebAssembly module to escape the sandbox intended to contain it, the project's maintainers say. An attacker would first need a vulnerable Wasmtime build to compile a module they control, and one of the flaws affects only ARM64 systems. Fixed versions were released on…

Between alerts: What Attackers Do in the Spaces Ordinary Detection Misses

Every SOC struggles with a pile of alerts. Very few of those alerts explain how an attack started or how it progressed. Network data, like that from a network detection and response (NDR) platform, connects individual alerts into one timeline, and it feeds the defensive systems that can tie all events together into one coordinated view. SOC teams often first see the shape of an intrusion…

Kali Linux 2026.3 released with 6 new tools, desktop updates

Kali Linux has released version 2026.3, its third release this year, featuring six new hacking tools, desktop environment improvements, refreshed build scripts, and more…

uCreator Android Spyware Can Steal Telegram 2FA Passwords and Clone WeChat Accounts

A rentable Android spyware kit called uCreator takes over Telegram and WeChat accounts by hiding its code inside working copies of the two apps, researcher Ovi found. It only reaches people who install one of these tampered copies, spread outside the official app stores, or who run WeChat inside the kit makers' own container app. The kit's Telegram part matches Baohuo, a backdoor that Doctor…

PHP2Shell security flaws now sucessfully exploited in the wild

Two critical RCE vulnerabilities (CVE-2026-109618 and CVE-2026-109619), collectively tracked as PHP2Shell, have been successfully exploited in the wild…

Microsoft 365 Token-Replay Attacks Compromise 97 Accounts at 79 Organizations

Cybersecurity researchers have disclosed a Microsoft 365 campaign that has been observed leveraging an adversary-in-the-middle (AitM) relay to capture sign-in sessions and then replay the stolen tokens to break into email accounts at 79 organizations. Huntress, which observed the activity between July 14 and September 22, 2026, said it detected 497 successful Microsoft 365 sign-in events across…

Gheist Uses Stolen GitHub Tokens to Steal Private Repository Secrets via Actions Logs

An automated campaign is using stolen GitHub tokens to plant workflows that print a repository's secrets into its GitHub Actions logs, which the attackers then download before deleting the runs. The attacks have succeeded in private repositories and GitHub Enterprise environments, according to an analysis by cloud security company Wiz. A GitHub safeguard that pauses…

Malicious File in Downloads Folder Tries to Trick AI Coding Agent Into Installing Malware

A malicious instruction file sitting in a developer's Downloads folder tried to make their AI coding agent install a known-malicious npm package, security firm Forever Security said in a report published last week. The company caught the attempt on a real customer's machine and stopped the agent before any code ran. It could not determine how the file got into the folder. The file…

Unpatched Tailscale SSH Flaws Could Let a Hacked Device Reach Root on Other Servers

A single hacked device on a Tailscale network can be used to gain root access to other servers it can reach, according to a security researcher who published the findings this week. The attack requires two things: Tailscale SSH set up to allow port forwarding, and an attacker who already controls one device that the network's access rules permit to connect to the target. The findings were…

PHP2Shell Exploitation Attempts Continue Amid Suspected N. Korea Global Scanning Activity

In an update, Palo Alto Networks Unit 42 said it's retracting its earlier assessment that the post-compromise activity targeting the European government agency involved the exploitation of the PHP2Shell flaws. "What researchers saw was an attack against a European government agency executed in the context of a vulnerable PHP application," a spokesperson for the company told The Hacker News via…

AI coding agents hijacked using AGENTS.md file in Downloads folder

Researchers found a malicious AGENTS markdown instruction file in a customer's Downloads folder that tricked an AI coding agent into installing a rogue npm package…

OpenAI AI Agents Demonstrate VM Escapes and Secret Cross-Sandbox Communication

OpenAI has announced plans to conduct frontier model training with no live internet access, as it resumes reinforcement learning (RL) training and internal inference of its most advanced AI models. "Based on the current state of alignment research, monitoring systems, and the security of internet infrastructure, we believe the responsible approach is to conduct frontier model training with no…

BlackX UEFI bootkit exploits Baton Drop flaw to bypass Secure Boot

A new UEFI bootkit named BlackX, deployed in an espionage campaign in early 2026, exploited the old Baton Drop vulnerability to bypass Secure Boot and load a malicious driver designed to interfere with security solutions from Kaspersky and Avast…