BaselineWatch
Desk

CVE-2026-80199

6.3 medium SSVC exploitation: poc Deferred

Kimai before 2.54.0 contains a timing oracle vulnerability in TokenAuthenticator that allows unauthenticated attackers to enumerate valid usernames via X-AUTH-USER header. Attackers can measure response time differences when the password hasher runs only for existing users, enabling username enumeration with no login throttling protection.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 1

  1. First seenCVSS 6.3NVD modified 2026-10-08 16:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 2