Auth bypass in Kimai
CVE-2026-28685
Kimai is a web-based multi-user time-tracking application. Prior to version 2.51.0, "GET /api/invoices/{id}" only checks the role-based view_invoice permission but does not verify the requesting user has access to the invoice's customer. A…
EPSS: 0.004 (32.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Kimai — versions < 2.51.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-28685?
- CVE-2026-28685 is a medium-severity vulnerability in Kimai, classified under Improper Authorization. CVSS score: 6.5/10. Published 2026-03-06.
- How severe is CVE-2026-28685?
- Medium severity. CVSS v3 base score is 6.5 out of 10.