CVE-2021-45471
MEDIUMMediaWiki <= 1.37 - Authenticated Bypass of IP Block via EntitySchema Edit
Title source: llmDescription
In MediaWiki through 1.37, blocked IP addresses are allowed to edit EntitySchema items.
References (4)
Core 4
Core References
Third Party Advisory x_refsource_misc
https://phabricator.wikimedia.org/T296578
Third Party Advisory x_refsource_misc
https://gerrit.wikimedia.org/r/q/Iac86cf63bd014ef99e83dccfce9b8942e15d2bf9
Third Party Advisory x_refsource_misc
https://gerrit.wikimedia.org/r/q/Id9af124427bcd1e85301d2140a38bf47bbc5622c
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7JNQA53K675TQBBJPZRAG5ZT6XES3IS/
Scores
CVSS v3
5.3
EPSS
0.0031
EPSS Percentile
54.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Details
Status
published
Products (2)
fedoraproject/fedora
35
mediawiki/mediawiki
< 1.37
Published
Dec 24, 2021
Tracked Since
Feb 18, 2026