CVE-2023-30537
Any user with the right to add an object on a page can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with the right to add an object on a page can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of the styles properties `FlamingoThemesCode.WebHome`. This page is installed by default. The vulnerability has been patched in XWiki versions 13.10.11, 14.4.7 and 14.10.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.04% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-95, CWE-94
- Affected
- xwiki/xwiki
- Source
- security-advisories@github.com
References
- https://github.com/xwiki/xwiki-platform/commit/df596f15368342236f8899ca122af8f3df0fe2e8Patch
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-vrr8-fp7c-7qgpExploit, Patch, Vendor Advisory
- https://jira.xwiki.org/browse/XWIKI-20280Exploit, Issue Tracking, Patch, Vendor Advisory
- https://github.com/xwiki/xwiki-platform/commit/df596f15368342236f8899ca122af8f3df0fe2e8Patch
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-vrr8-fp7c-7qgpExploit, Patch, Vendor Advisory
- https://jira.xwiki.org/browse/XWIKI-20280Exploit, Issue Tracking, Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.