Medium severity4.3NVD Advisory· Published Aug 26, 2026· Updated Aug 31, 2026

CVE-2026-80197

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Kimai/Kimaillm-fuzzy
Range: <2.57.0

Patches

Vulnerability mechanics

References

github.com/kimai/kimai/security/advisories/GHSA-j5mc-p8qg-39j7nvd
www.vulncheck.com/advisories/kimai-before-2.57.0-improper-authorization-via-favorite-endpointsnvd

News mentions

No linked articles in our index yet.

cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000