CVE-2026-18972

CVSS 9.6 (critical) · published 2026-08-11

An authenticated attacker can spoof another GUI user's identity by sending their request with the custom header \"Grpc-Metadata-USER\". This can lead to an account takeover attack from a user with low privileges to administrator.

Weakness: CWE-290

Source: NVD CVE-2026-18972

References

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.