Home/CVE/The CreateRedirect extension before 2022-04-14 for MediaWiki does not properly check whether the user has permissions to
CVE

CVE-2022-29547

The CreateRedirect extension before 2022-04-14 for MediaWiki does not properly check whether the user has permissions to

The CreateRedirect extension before 2022-04-14 for MediaWiki does not properly check whether the user has permissions to edit the target page. This could lead to an unauthorised (or blocked) user being able to edit a page.

HIGH · CVSS 7.5 EPSS 0.00168
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-276Incorrect Default Permissions
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Affected Products & Versions

1
mediawiki createredirect< 2022-04-14
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Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Apr 2022 · 01:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CreateRedirect/+/780567Vendor Advisory
https://phabricator.miraheze.org/T9061Issue TrackingThird Party Advisory
https://phabricator.wikimedia.org/T306174Vendor Advisory
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