Latest cybersecurity reporting from selected sources.

Despite a 2025 patch, Russian-linked groups still exploit a WinRAR flaw (CVE-2025-8088) to deploy malware via phishing archives. CVE-2025-8088 is a path traversal flaw in WinRAR that lets an attacker write files outside the extraction directory using NTFS Alternate Data Streams. WinRAR fixed it in version 7.13 in July 2025. Nearly a year later, Trend […]

Researchers Detail Prompt Injection, API and Redirect FlawsOasis Security researchers found three bugs in Claude that attackers can chain to steal user chat data without malware or phishing. The "Claudy Day" attack links hidden prompt injection, Anthropic's Files API and an open redirect. Anthropic has fixed the core flaw.

A recently fixed WinRAR vulnerability tracked as CVE-2025-8088 was exploited as a zero-day in phishing attacks to install the RomCom malware. [...]

Also: Chinese Cyberespionage, Defiant Cleveland, and a Spanish Ransomware AttackThis week, ONNX targeted Microsoft 365, Symantec spotted Chinese espionage, AMD may have been breached, Cleveland vowed to defy hackers, Black Basta hit a Spanish firm, Pakistani hackers targeted India, Microsoft said it fixed flaws in Azure, and the U.S. and Indonesia held a cybersecurity exercise.

Poorly implemented rule allowed miscreants to deceive users with trusted URLs Elon Musk's X has apparently fixed an embarrassing issue implemented earlier in the week that royally bungled URLs on the social media platform formerly known as Twitter.…

The Emotet malware phishing campaign is up and running again after the threat actors fixed a bug preventing people from becoming infected when they opened malicious email attachments. [...]