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Security Advisories: GSA_kwCzR0hTQS1wNjdxLWg4OHYtNWpncs4AAy54

XWiki Platform vulnerable to code injection from account/view through VFS Tree macro

Impact

Any user with view rights can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of Macro.VFSTreeMacro. This page is not installed by default.

See https://jira.xwiki.org/browse/XWIKI-20260 for the reproduction steps.

Patches

The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.2, 14.4.8, 13.10.11.

Workarounds

The issue can be fixed by applying this patch on Macro.VFSTreeMacro.

References

For more information

If you have any questions or comments about this advisory:

Permalink: https://github.com/advisories/GHSA-p67q-h88v-5jgr
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1wNjdxLWg4OHYtNWpncs4AAy54
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 1 year ago
Updated: 6 months ago


CVSS Score: 8.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Identifiers: GHSA-p67q-h88v-5jgr, CVE-2023-29521
References: Repository: https://github.com/xwiki/xwiki-platform
Blast Radius: 1.0

Affected Packages

maven:org.xwiki.platform:xwiki-platform-vfs-ui
Affected Version Ranges: >= 14.5, < 14.10.2, >= 14.0-rc-1, < 14.4.8, >= 7.4-milestone-2, < 13.10.11
Fixed in: 14.10.2, 14.4.8, 13.10.11