Medium severity · published Jan 10, 2023
CVE-2023-22911
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. E-Widgets does widget replacement in HTML attributes, which can lead to XSS, because widget authors often do not expect that their widget is executed in an HTML attribute context.
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)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
37 · source: NVD
ME
Mediawiki · Mediawiki
before 1.35.9; 1.36.0 before 1.38.5; 1.39.0; 1.39.0; 1.39.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-22911
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-22911
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AP65YEN762IBNQPOYGUVLTQIDLM5XD2A/
Exploit
https://phabricator.wikimedia.org/T149488
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