Vulnerability Advisory
CVE-2025-35431
OpenAI has launched Codex Security, an AI-powered agent that scanned 1.2 million code commits in 30 days, finding 792 critical and 10,561 high-severity vulnerabilities across major open-source projects including GnuPG, PHP, and Chromium.
Severity
high
CVSS Score
8.5 / 10
Exploitation
Actively exploited
Published
Mar 9, 2026
Affected Products
- ›GnuPG (CVE-2026-24881 — CVSS 9.8, stack buffer overflow)
- ›GnuTLS (CVE-2025-32988, CVE-2025-32989)
- ›GOGS (CVE-2025-8110 — path traversal, active exploitation)
- ›PHP
- ›Chromium / Thorium browser
Full Analysis
OpenAI Codex Security: AI Agent Scanned 1.2 Million Code Commits and Found 10,561 High-Severity Vulnerabilities
Deep-dive: technical breakdown, real-world impact, complete remediation steps, and expert context.
Read the full report →