CVE-2023-53957
Kimai 1.30.10 SameSite Cookie Vulnerability Session Hijacking
HIGH 8.5EPSS 0.6%
Kimai 1.30.10 contains a SameSite cookie vulnerability that allows attackers to steal user session cookies through malicious exploitation. Attackers can trick victims into executing a crafted PHP script that captures and writes session cookie information to a file, enabling potential session hijacking.
- Affected
- Kimai
- CVSS v4.0 VULNCHECK
- 8.5 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v4.0 GitHub
- 8.5 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N - CVSS v3.1 NVD
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS v3.1 VULNCHECK
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.59% chance of exploitation in the next 30 days, 47th percentile
- Published
- 2025-12-19
- Updated
- 2026-10-08
Proof-of-concept exploits (1)
Security advisories
- https://www.vulncheck.com/advisories/kimai-samesite-cookie-vulnerability-session-hijacking
- advisories/GHSA-cv8h-r7r5-vwj9
- kimai/kimai/releases/tag/1.30.10