CVE-2026-80197
Kimai before 2.57.0 contains an improper authorization vulnerability in the favorite timesheet add and remove endpoints that allows authenticated users to manipulate other users' bookmarks. Attackers can add or remove timesheet entries from another user's favorite list by referencing their timesheet identifier, enabling cross-user business-state tampering without administrative privileges.
- Affected products
- Kimai
- CVSS 4.0
- 8.7 HIGH
- CVSS 3.1
- 4.3 MEDIUM
- EPSS
- 0.2% (11th percentile)
- Weakness
- CWE-639
- NVD status
- Deferred
- Published
- 2026-08-25
CVE-2026-80197 at NVD
No indexed exploits for CVE-2026-80197 yet
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No exploit for CVE-2026-80197 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.