NVD security advisoryHigh
High advisory for An improper integrity validation vulnera
CVE-2026-121637 · Reported 4 Nov 2026
Full advisory details, affected packages, severity context, and original source.
Affected technology
An improper integrity validation vulneraAffected product
Advisory overview
An improper integrity validation vulnerability in WatchGuard AuthPoint Gateway's LDAP authentication callback allows a network attacker who has obtained a valid header signature to forge the authentication result and transaction identifier in the request body, resulting in unauthorized session outcomes.