CVE-2026-86471

CVSS 9.3 (critical) · published 2026-10-20

An unvalidated runtime configuration value in Apache CouchDB 3.5.2 and below on all platforms allows a CouchDB server admin to run arbitrary shell commands as the CouchDB operating system user. Users are recommended to upgrade to version 3.5.3, which fixes this issue.

Weakness: CWE-78

Source: NVD CVE-2026-86471

References

• https://lists.apache.org/thread.html/pj83174r8f8f64odf47fwhozbfjtot0f
• https://lists.apache.org/thread/c8p73gswgogtnzvk7hpw8jb8d4mnosdp
• http://www.openwall.com/lists/oss-security/2026/10/20/11

Check your software

Connect an AI agent to the Fixlane MCP server or ask the Telegram bot to check what you have installed against incidents with a verified fixed version.