CVE-2021-31556

CRITICAL

MediaWiki <1.35.2 - Info Disclosure

Title source: llm
STIX 2.1

Description

An issue was discovered in the Oauth extension for MediaWiki through 1.35.2. MWOAuthConsumerSubmitControl.php does not ensure that the length of an RSA key will fit in a MySQL blob.

Scores

CVSS v3 9.8
EPSS 0.0066
EPSS Percentile 71.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-1284
Status published
Products (4)
fedoraproject/fedora 33
fedoraproject/fedora 34
fedoraproject/fedora 35
mediawiki/mediawiki < 1.35.2
Published Aug 12, 2021
Tracked Since Feb 18, 2026