CVE-2019-25317 Kimai 2- persistent cross-site scripting (XSS)

What is CVE-2019-25317?

CVE-2019-25317 is a medium-severity cross-site scripting vulnerability in kevinpapst Kimai, published on 11 Feb 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Kimai 2 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts into timesheet descriptions. Attackers can insert SVG-based XSS payloads in the description field to execute arbitrary JavaScript when the page is loaded and viewed by other users.

Weakness: CWE-79

Which versions are affected by CVE-2019-25317?

2 open source packages ship an affected version, including kimai/kimai. It affects 1 product.

Products include Kimai Kimai.

How do I fix CVE-2019-25317?

Upgrade kimai/kimai to 1.1 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2019-25317 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25317 exists.

Other vulnerabilities in kevinpapst Kimai

• CVE-2020-19825 Cross-site Scripting in kimai/kimai Critical 9.6
• CVE-2023-53957 Kimai 1.30.10 SameSite Cookie Vulnerability Session Hijacking High 8.5
• CVE-2021-43515 Improper Neutralization of Formula Elements in a CSV File in Kimai 2 High 7.8
• CVE-2023-46245 Kimai (Authenticated) SSTI to RCE by Uploading a Malicious Twig File High 7.2
• CVE-2026-23626 Kimai Vulnerable to Authenticated Server-Side Template Injection (SSTI) Medium 6.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9278-6hcj-2p4j.