CVE-2026-96872: the wikimedia foundation mediawiki - wikilambda extension
CVSS: 2.9v4.0LowAwaiting analysis
Published 23-09-2026Last modified 23-09-2026
Vulnerability summary
CVE-2026-96872 is a low (CVSS 2.9) vulnerability in the wikimedia foundation mediawiki - wikilambda extension. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.6% of scored vulnerabilities.
CVSS score
2.9/10
010
Low · v4.0 (CVE.org)EPSS score
0.23%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 23-09-2026PublishedVulnerability first disclosed.
- 23-09-2026Last modifiedVulnerability information updated.
Description
Improper handling of insufficient permissions or privileges vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension on Linux, MacOS, and Windows allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Mediawiki - WikiLambda Extension: before 1.47.0.
CVSS metrics
2 scores · 2 sources · 1 versionLow 2.9Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:P/AU:YSourcesAll 2 agree
- NVDNIST2.9LowCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
13%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
24-09-202621-10-2026
EPSS score0.23%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
The wikimedia foundation1 product
- mediawiki - wikilambda extension< 1.47.0
1 vendor · 1 product