What’s Vulnerable › Vulnerabilities

CVE-2023-26480: XWiki-Platform vulnerable to stored Cross-site Scripting via the HTML displayer in Live Data

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-03-02 · updated 2026-06-17
• Weakness: CWE-79

Description

XWiki Platform is a generic wiki platform. Starting in version 12.10, a user without script rights can introduce a stored cross-site scripting by using the Live Data macro. This has been patched in XWiki 14.9, 14.4.7, and 13.10.10. There are no known workarounds.

Affected products

• xwiki-platform: from 12.10 before 13.10.10; from 14.0 before 14.4.7; from 14.5 before 14.9; 14.9-rc1 — fixed in 13.10.10, 14.4.7, 14.9

How to fix

Upgrade to a fixed version: xwiki-platform 13.10.10, 14.4.7, 14.9. Check the vendor advisory for mitigations.

References

• https://github.com/xwiki/xwiki-platform/commit/23d5ea9b23e84b5f3d1f1b2d5673fe8c774d0d79
• https://github.com/xwiki/xwiki-platform/commit/556e7823260b826f344c1a6e95d935774587e028
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-32fq-m2q5-h83g
• https://jira.xwiki.org/browse/XWIKI-20143
• https://github.com/xwiki/xwiki-platform/commit/23d5ea9b23e84b5f3d1f1b2d5673fe8c774d0d79
• https://github.com/xwiki/xwiki-platform/commit/556e7823260b826f344c1a6e95d935774587e028
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-32fq-m2q5-h83g
• https://jira.xwiki.org/browse/XWIKI-20143

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