{"cve":"CVE-2020-15252","nvd":{"published":"2020-10-16T17:15:11.963","modified":"2026-06-17T02:56:21.830","status":"Modified","description":"In XWiki before version 12.5 and 11.10.6, any user with SCRIPT right (EDIT right before XWiki 7.4) can gain access to the application server Servlet context which contains tools allowing to instantiate arbitrary Java objects and invoke methods that may lead to arbitrary code execution. This is patched in XWiki 12.5 and XWiki 11.10.6.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-74","CWE-94"],"references":["https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-5hv6-mh8q-q9v8","https://jira.xwiki.org/browse/XWIKI-17141","https://jira.xwiki.org/browse/XWIKI-17423","https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-5hv6-mh8q-q9v8","https://jira.xwiki.org/browse/XWIKI-17141"],"products":["xwiki:xwiki"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-15252","score":0.03358,"percentile":0.88716,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5hv6-mh8q-q9v8","url":"https://osv.dev/vulnerability/GHSA-5hv6-mh8q-q9v8","summary":"RCE in XWiki","modified":"2026-07-08T06:28:43.207979018Z","packages":[{"ecosystem":"Maven","name":"org.xwiki.platform:xwiki-platform-oldcore","purl":"pkg:maven/org.xwiki.platform/xwiki-platform-oldcore","ranges":["<11.10.6"],"fixed":["11.10.6"]},{"ecosystem":"Maven","name":"org.xwiki.platform:xwiki-platform-oldcore","purl":"pkg:maven/org.xwiki.platform/xwiki-platform-oldcore","ranges":[">=12.0 <12.5"],"fixed":["12.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}