Vulnerability Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It is possible to persistently inject scripts in XWiki versions prior to 12.6.3 and 12.8. Unregistred users can fill simple text fields. Registered users can fill in their personal information and (if they have edit rights) fill the values of static lists using App Within Minutes. There is no easy workaround except upgrading XWiki. The vulnerability has been patched on XWiki 12.8 and 12.6.3.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xwiki | Xwiki | < 12.6.3 |
Related Weaknesses (CWE)
References
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-5c66-v29h-xjh8ExploitThird Party Advisory
- https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-5c66-v29h-xjh8ExploitThird Party Advisory
FAQ
What is CVE-2021-29459?
CVE-2021-29459 is a vulnerability with a CVSS score of 9.6 (CRITICAL). XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It is possible to persistently inject scripts in XWiki versions prior to 12.6.3 and 12.8. Unreg...
How severe is CVE-2021-29459?
CVE-2021-29459 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-29459?
Check the references section above for vendor advisories and patch information. Affected products include: Xwiki Xwiki.