Search the Portal

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

Tailscale is preparing a patch for Tailscale SSH flaws whose details went public over the weekend, before any fixes had been released. The post Tailscale Rushes Patches After Uncoordinated Disclosure of ‘Tailworm’ Flaws appeared first on SecurityWeek.

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 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

A leaked SquareML access key could have been used to access a database containing personal and health information. The post Vendor Key Leak Puts Data of 238,000 Denver Health Plan Members at Risk appeared first on SecurityWeek.

Eight max-severity security defects could lead to remote code execution and authentication bypass. The post HPE Patches Dozens of Critical Flaws in Networking Products appeared first on SecurityWeek.

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,

The company says it reacted to an issue affecting some of its systems, including DreamHost webmail. The post Unexplained DreamHost Incident Prompts Email, FTP Password Resets appeared first on SecurityWeek.

Apple patched 286 vulnerabilities in iOS and macOS 27.2 and brought the fix for an exploited CoreGraphics zero-day to older iPhones. The post iOS, macOS 27.2 Patch 286 Bugs; Fix for Exploited Flaw Backported to iOS 18 appeared first on SecurityWeek.

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

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

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

Anthropic presents its own initial public offering as a step toward mitigating the risks it believes AI poses. The post Risks Spelled Out for Anthropic Investors Include Possible Harms From Runaway AI appeared first on SecurityWeek.

Keep your patch management pipelines primed in case another round of Citrix NetScaler patches get released soon. The post This is Fine: What NetScaler Zero-Days Tell Us About the New Normal appeared first on SecurityWeek.

Running at system boot, it periodically polled the update domain to execute any code served, with full privileges. The post Dead Popcorn Time Updater Put Millions of Computers at Risk of Takeover appeared first on SecurityWeek.