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Vulnerability · Published Apr 9, 2021 · Assigned by mitre

CVE-2021-30152

Medium 4.3

In plain English

A medium-severity security flaw in the mediawiki package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)1.2%top 30.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

An issue was discovered in MediaWiki before 1.31.13 and 1.32.x through 1.35.x before 1.35.2. When using the MediaWiki API to "protect" a page, a user is currently able to protect to a higher level than they currently have permissions for.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12mediawiki1:1.35.2-1DEBIAN-CVE-2021-30152
Debian:13mediawiki1:1.35.2-1DEBIAN-CVE-2021-30152
Debian:14mediawiki1:1.35.2-1DEBIAN-CVE-2021-30152
Ubuntu:25.10mediawikino fix listedUBUNTU-CVE-2021-30152
Ubuntu:26.04:LTSmediawikino fix listedUBUNTU-CVE-2021-30152
Ubuntu:26.10mediawikino fix listedUBUNTU-CVE-2021-30152

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References