CVE-2026-40479

medium
Published 2026-04-17 · Modified 2026-05-05
CVSS v3
5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v2
VIR risk
5.4

Description

Kimai has Stored XSS via Incomplete HTML Attribute Escaping in Team Member Widget

Predictions

Exploit likelihood
64%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/kimai/kimai/security/advisories/GHSA-g82g-m9vx-vhjg

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/kimai/kimai/releases/tag/2.53.0

Package impact

EcosystemPackageVulnerableFixed
php Packagistkimai/kimai<2.53.02.53.0

Application impact

VendorProductVersionsFixed
kimaikimai{"endExcluding":"2.53.0"}2.53.0

References

CWEs

CWE-79

Verify integrity in audit chain (admin only). AS-IS.