CVE-2020-15252: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

October 16, 2020 (updated November 19, 2021)

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.

References

github.com/advisories/GHSA-5hv6-mh8q-q9v8
github.com/xwiki/xwiki-platform/security/advisories/GHSA-5hv6-mh8q-q9v8
nvd.nist.gov/vuln/detail/CVE-2020-15252

Detect and mitigate CVE-2020-15252 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →