{"id":"CVE-2026-108088","title":"Apache Cocoon: Cross-user cache poisoning","summary":"** 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…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cvssSource":"adp","cwe":["CWE-524"],"vendor":"Apache Software Foundation","product":"Apache Cocoon","affected":["apache_cocoon <= *"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-29T17:30:43.005593Z"},"published":"2026-10-20","updated":"2026-10-29","sourceUpdated":"2026-10-29T17:33:40.096Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-108088","references":[{"url":"https://lists.apache.org/thread/30vg3mht5vsm9vsmrdnx80zp5fw536st"}],"tags":["cve.org"],"epss":0.0046,"epssPercentile":0.39836,"ingestedAt":"2026-10-20T12:05:07.339Z","slug":"CVE-2026-108088","body":"## Overview\n\n** 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.\n\n\n\nThis issue affects Apache Cocoon: all versions.\n\n\n\nAs 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.\n\n\n\nNOTE: This vulnerability only affects products that are no longer supported by the maintainer.\n\n## Affected\n\n- `apache_cocoon <= *`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":231938,"id":"CVE-2026-108088","ts":1793570593824,"field":"cvss","old":null,"new":"7.5"},{"seq":231937,"id":"CVE-2026-108088","ts":1793570593824,"field":"severity","old":"none","new":"high"}]}