What’s Vulnerable › Vulnerabilities

CVE-2023-29522: Code injection from view right on XWiki.ClassSheet in xwiki-platform

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-04-19 · updated 2026-06-17
• Weakness: CWE-74

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with view rights can execute arbitrary script macros including Groovy and Python macros that allow remote code execution including unrestricted read and write access to all wiki contents. The attack works by opening a non-existing page with a name crafted to contain a dangerous payload. This issue has been patched in XWiki 14.4.8, 14.10.3 and 15.0RC1. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

• xwiki-platform: before 14.4.8; from 14.5 before 14.10.3 — fixed in 14.10.3, 14.4.8

How to fix

Upgrade to a fixed version: xwiki-platform 14.10.3, 14.4.8. Check the vendor advisory for mitigations.

References

• https://github.com/xwiki/xwiki-platform/commit/d7e56185376641ee5d66477c6b2791ca8e85cfee
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-mjw9-3f9f-jq2w
• https://jira.xwiki.org/browse/XWIKI-20456
• https://github.com/xwiki/xwiki-platform/commit/d7e56185376641ee5d66477c6b2791ca8e85cfee
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-mjw9-3f9f-jq2w
• https://jira.xwiki.org/browse/XWIKI-20456

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