#VU108072 Improper access control in XWiki platform - CVE-2025-32973

Vulnerability identifier: #VU108072

Vulnerability risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-32973

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
XWiki platform
Web applications / CMS

Vendor: XWiki

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to no warning when granting "XWiki.ComponentClass" programming right. A remote user can use this to gain programming right on the wiki.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

XWiki platform: 15.9 - 16.7.1

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External links
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-x7wv-5qg4-vmr6

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.