Vulnerability in Apache Software Foundation Cocoon

CVE-2026-108089

** UNSUPPORTED WHEN ASSIGNED ** Exposure of sensitive system information to an unauthorized control sphere vulnerability in Apache Cocoon. An unauthenticated user could gain access to diagnostic interfaces, including triggering of cache, exposure of (verbose) debug logging and profile information. 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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-108089?
CVE-2026-108089 is a high-severity vulnerability in Apache Software Foundation Cocoon, classified under Exposure of Sensitive System Information to an Unauthorized Control Sphere. CVSS score: 7.5/10. Published 2026-10-20.
How severe is CVE-2026-108089?
High severity. CVSS v3 base score is 7.5 out of 10.