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Fencer Vulns
medium 4.6

CVE-2025-32964 json

ManageWiki vulnerable to permission bypass when disabling extensions requiring certain permissions in Special:ManageWiki/extensions

published 2025-04-22 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-12408

cvss
4.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

ManageWiki is a MediaWiki extension allowing users to manage wikis. Prior to commit 00bebea, when enabling a conflicting extension, a restricted extension would be automatically disabled even if the user did not hold the ManageWiki-restricted right. This issue has been patched in commit 00bebea. A workaround involves ensuring that any extensions requiring specific permissions in `$wgManageWikiExtensions` also require the same permissions for managing any conflicting extensions.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L

Affected products

  • miraheze ManageWiki

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.