CRITICALCVSS v3.1 9.9Vulnerability

CVE-2026-44179

XWiki Remote Macros provides XWiki rendering macros that are useful when migrating content from Confluence. From 1.13 until 1.14.5, the `excerpt-include` macro does not properly escape the included page's title and executes `excerpt` content with the macro's rights. The title handling in `xwiki-pro-macros-ui/src/main/resources/Confluence/Macros/ExcerptInclude.xml` and the rendering of `excerpt` content into XWiki syntax both allow syntax injection. Any user able to edit a page, even without script or programming rights, can supply executable macro syntax in the title or `excerpt` and cause remote code execution when the page is included. This affects confidentiality, integrity and availability of the whole XWiki installation. This issue is fixed in version 1.14.5.

Properties

Severity
CRITICAL
Summary
xwiki-pro-macros has remote code execution from page title and content via excerpt-include macro
Nvd fetched at
2026-10-28T19:43:42.952230+00:00
Cvss severity
CRITICAL
Cvss score
9.9
Retrieved at
2026-10-28T19:44:28+00:00
Ghsa published
2026-06-22T20:09:59Z
Source url
https://github.com/advisories/GHSA-w56x-9778-rppx
Ghsa updated
2026-06-22T20:10:00Z
Ghsa id
GHSA-w56x-9778-rppx
Score
9.9
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-44179
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
First seen by Signal
2026-10-28T19:44:28+00:00
Name
CVE-2026-44179
Is ghsa only
false
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published at
2026-10-28T16:17:07.400

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CVE-2026-44179 (CVSS v3.1 9.9) — Ninja Signal Threat Intelligence | Ninja Signal