Medium severity · published Jul 2, 2022
CVE-2022-34912
An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1
6.1
CVSS
1.1%
EPSS
No
On KEV
Description
An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
36; 37 · source: NVD
ME
Mediawiki · Mediawiki
before 1.37.3; 1.38.0; 1.38.0; 1.38.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-34912
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-34912
Mailing List
https://lists.debian.org/debian-lts-announce/2022/09/msg00027.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7N5ZBWLNNPZKFK7Q4KEHGCJ2YELQEUJP/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DKKOQXPYLMBSEVDHFS32BPBR3ZQJKY5B/
Issue Tracking
https://phabricator.wikimedia.org/T308473
security.gentoo.org
https://security.gentoo.org/glsa/202305-24
Third Party Advisory
https://www.debian.org/security/2022/dsa-5246
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