CVE-2023-45364
mediumpriority · track · 21EPSS 0.005 · 43 %ileDEEURUUSEPSS · scored 2026-10-28
An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1. Deleted revision existence is leaked due to incorrect permissions being checked. This reveals that a given revision ID belonged to the given page title, and its timestamp, both of which are not supposed to be public information.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (13)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-2594MediaWiki: Mehre SchwachstellenDeutsch2023-10-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in MediaWiki ausnutzen, um einen Denial-of-Service-Zustand zu erzeugen, Sicherheitsmaßnahmen zu umgehen, Dateien zu manipulieren, Cross-Site-Scripting-Angriffe durchzuführen oder vertrauliche Informationen offenzulegen.
- BIT-mediawiki-2023-453642024-03-06vendor · osvUS
An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1. Deleted revision existence is leaked due to incorrect permissions being checked. This reveals that a given revision ID belonged to the given page title, and its timestamp, both of which are not supposed to be public information.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-45364/cnnvd
- https://phabricator.wikimedia.org/T264765cnnvd
- https://www.debian.org/security/2023/dsa-5520cnnvd
- https://phabricator.wikimedia.org/T264765enisa_euvd
- https://www.debian.org/security/2023/dsa-5520enisa_euvd
- https://phabricator.wikimedia.org/T264765Issue TrackingVendor Advisorynvd
- https://www.debian.org/security/2023/dsa-5520Third Party Advisorynvd
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