CVE-2026-108088 Apache Cocoon: Cross-user cache poisoning
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-108088?
CVE-2026-108088 is a high-severity vulnerability in Apache Cocoon, published on 20 Oct 2026.
Official description
** UNSUPPORTED WHEN ASSIGNED ** Use of cache containing sensitive information vulnerability in Apache Cocoon. When using the cache on a multi-user application, cached values for one user could be used when serving content for other users.
This issue affects Apache Cocoon: all versions.
As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users.
NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
Weakness: CWE-524
Which versions are affected by CVE-2026-108088?
How do I fix CVE-2026-108088?
No fix has been published for CVE-2026-108088 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-108088 being exploited?
There is no known exploitation of CVE-2026-108088 in the wild and no public exploit code.
Sources
Also known as GHSA-2p79-44fm-p992.