CVE-2024-43400

XWiki Platform allows XSS through XClass name in string properties

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It is possible for a user without Script or Programming rights to craft a URL pointing to a page with arbitrary JavaScript. This requires social engineer to trick a user to follow the URL. This has been patched in XWiki 14.10.21, 15.5.5, 15.10.6 and 16.0.0.

Affected

xwiki · xwiki-platform

CVSS v4.0 GitHub

9.4 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 GITHUB

9.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

EPSS

0.49% chance of exploitation in the next 30 days, 41st percentile

Published

2024-08-19

Updated

2024-08-22

Proof-of-concept exploits (1)

• rain321654/yasa-cve-2024-43400-main10★ · 2026-01-05

Security advisories

• xwiki/xwiki-platform/security/advisories/GHSA-wcg9-pgqv-xm5v
• https://jira.xwiki.org/browse/XWIKI-21810
• advisories/GHSA-wcg9-pgqv-xm5v
• xwiki/xwiki-platform/commit/27eca8423fc1ad177518077a733076821268509c

References

• CVE Record
• NVD entry