CVE-2026-80201

LOW 2.0

Kimai before 2.53.0 API Token Leakage via Invoice Template

CVSS Score

2.0

EPSS Score

0.0%

EPSS Percentile

0th

Kimai before 2.53.0 fails to block sensitive User methods in the Twig invoice template sandbox, allowing admins to call getApiToken() and getPlainApiToken() methods. Attackers with template creation permissions can embed these method calls in invoice templates to leak hashed API tokens in rendered invoice output.

CWE	CWE-94
Vendor	kimai
Product	kimai
Published	Aug 25, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

kimai / kimai

0 < 2.53.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/kimai/kimai/security/advisories/GHSA-rh42-6rj2-xwmc vulncheck.com: https://www.vulncheck.com/advisories/kimai-before-2.53.0-api-token-leakage-via-invoice-template

Credits

🔍 hett-patell