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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…
Bright Security announced the launch of STAR Fuzzer, an agentic fuzzer in its Bright STAR platform. It uses AI to select security-critical functions and generate harnesses, then runs an evolutionary search engine to find faults and delivers byte-exact reproducing payloads. In pre-release testing, 45% of the open-source projects tested had…
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 (…
