CVE-2023-29526: Async and display macro allow displaying and interacting with any document in restricted mode

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% 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. In affected versions it's possible to display or interact with any page a user cannot access through the combination of the async and display macros. A comment with either macro will be executed when viewed providing a code injection vector in the context of the running server. This vulnerability has been patched in XWiki 15.0-rc-1, 14.10.3, 14.4.8, and 13.10.11. Users are advised to upgrade. There are no known workarounds for this issue.

Affected products

xwiki-platform: from 10.11.1 before 13.10.11; from 14.0 before 14.4.8; from 14.5 before 14.10.3 — fixed in 13.10.11, 14.10.3, 14.4.8

How to fix

Upgrade to a fixed version: xwiki-platform 13.10.11, 14.10.3, 14.4.8. Check the vendor advisory for mitigations.

References

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