Improper Neutralization of Special Elements Used in a Template Engine in kimai2 - CVE-2023-46245

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Main Vulnerability Database Vulnerabilities #VU125946

Improper Neutralization of Special Elements Used in a Template Engine in kimai2 - CVE-2023-46245

Published: October 27, 2023 / Updated: April 14, 2026


Vulnerability identifier: #VU125946
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-46245
CWE-ID: CWE-1336
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
kimai2
Software vendor:
Kevin Papst

Description

The vulnerability allows a remote user to execute arbitrary code.

The vulnerability exists due to server-side template injection in the Twig template upload feature when processing an uploaded malicious Twig file. A remote privileged user can upload a specially crafted Twig file to execute arbitrary code.


Remediation

Install security update from vendor's website.

External links