VULNERABILITY INTELLIGENCE

CVE-2021-36125

CVSS score7.5 HIGH

EPSS probability1.04%

CISA KEVNot currently listed

Published2021-07-02

Last modified2026-06-17

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

Description

An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. The Special:GlobalRenameRequest page is vulnerable to infinite loops and denial of service attacks when a user's current username is beyond an arbitrary maximum configuration value (MaxNameChars).

Weakness classification

nvd@nist.gov: CWE-835

Primary references

cve@mitre.org — Patch, Vendor Advisory
cve@mitre.org — Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Vendor Advisory