CVE-2023-53957

CRITICAL

Kimai 1.30.10 - Sensitive Cookie with Improper SameSite Attribute

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-53957. PoCs published by nu11secur1ty.

AI-analyzed exploit summary This exploit demonstrates a SameSite cookie vulnerability in Kimai 1.30.10, allowing session hijacking by tricking a victim into executing a malicious script that steals their session cookie.

Description

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.

Exploits (1)

exploitdb WORKING POC
by nu11secur1ty · textwebappsphp
https://www.exploit-db.com/exploits/51278

This exploit demonstrates a SameSite cookie vulnerability in Kimai 1.30.10, allowing session hijacking by tricking a victim into executing a malicious script that steals their session cookie.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: Kimai 1.30.10
Auth required
Prerequisites: Victim must be logged into Kimai · Attacker must host malicious files on a controlled server · Victim must execute the provided Python script
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/51278

Scores

CVSS v3 9.8
EPSS 0.0015
EPSS Percentile 35.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-1275
Status published
Products (3)
kimai/kimai 1.30.10
kimai/kimai 0Packagist
Kimai/Kimai 1.30.10
Published Dec 19, 2025
Tracked Since Feb 18, 2026