Medium severity · published Jan 12, 2024
CVE-2024-23171
An issue was discovered in the CampaignEvents extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2
5.4
CVSS
0.4%
EPSS
No
On KEV
Description
An issue was discovered in the CampaignEvents extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. The Special:EventDetails page allows XSS via the x-xss language setting for internationalization (i18n).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Mediawiki · Mediawiki
before 1.35.14; 1.36.0 before 1.39.6; 1.40.0 before 1.40.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-23171
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-23171
Patch
https://gerrit.wikimedia.org/r/q/I70d71c409193e904684dfb706d424b0a815fa6f6
Exploit
https://phabricator.wikimedia.org/T348343
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