VULNERABILITY INTELLIGENCE
CVE-2026-18972
CVSS score9.6 CRITICAL
EPSS probability0.35%
CISA KEVNot currently listed
Published2026-08-11
Last modified2026-10-23
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Description
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 classification
- cve@rapid7.com: CWE-290