4.3
CVSSv3

CVE-2021-30155

Published: 09/04/2021 Updated: 07/11/2023
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 4.3 | Impact Score: 1.4 | Exploitability Score: 2.8
VMScore: 356
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N

Vulnerability Summary

An issue exists in MediaWiki prior to 1.31.12 and 1.32.x up to and including 1.35.x prior to 1.35.2. ContentModelChange does not check if a user has correct permissions to create and set the content model of a nonexistent page.

Vulnerability Trend

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mediawiki mediawiki

debian debian linux 9.0

debian debian linux 10.0

fedoraproject fedora 33

fedoraproject fedora 34

Vendor Advisories

Multiple security issues were found in MediaWiki, a website engine for collaborative work, which could result in incomplete page/blocking protection, denial of service or cross-site scripting For the stable distribution (buster), these problems have been fixed in version 1:13114-1~deb10u1 We recommend that you upgrade your mediawiki packages F ...
An issue was discovered in MediaWiki before 13112 and 132x through 135x before 1352 ContentModelChange did not sufficiently check whether a user can create pages ...