A vulnerability in Signal's open-source RingRTC calling library, tracked as CVE-2026-113380 (CVSS v4.0 9.3), can stop a call from terminating properly. This can leave audio, and possibly video, channels open after a user hangs up. MITRE published the CVE on October 20, 2026, classified as CWE-754. The affected versions are every RingRTC r…
NIST, the National Security Agency and CISA released voluntary guidance on October 16, 2026 warning that advanced AI agents may exploit security flaws, break out of assigned limits and leave persistent access behind. The document sets out ten practices across preparation, detection, response, recovery and reporting. It targets organizatio…
A Flare analysis argues that Scattered Spider, LAPSUS$ and ShinyHunters are distinct intrusion clusters within The Com, a decentralized, mostly English-speaking cybercriminal subculture, and not interchangeable names for one group. It describes SP1D3R HUNTERS (also called Scattered LAPSUS$ Hunters, SLH) as a shared brand and coordination …
The PHP security team released emergency fixes on October 21, 2026 for two critical core flaws, CVE-2026-109618 and CVE-2026-109619, nicknamed PHP2Shell. Both are rated CVSS v4.0 9.2 and allow unauthenticated remote code execution (RCE) as the web worker account. They can also expose process memory that may hold credentials and API keys (…