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CVE-2025-67478

NONECVSS 0/10EPSS 0.30%

Last modified

CVE-2025-67478 is a none-severity vulnerability. Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 4.0
0/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/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:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.30%

22.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MediawikiCheckuser>= 1.39.0, < 1.39.14
MediawikiCheckuser>= 1.43.0, < 1.43.4
MediawikiCheckuser1.44.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-67478?
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.
How severe is CVE-2025-67478?
Severity scoring for CVE-2025-67478 is pending analysis. The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2025-67478?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-67478?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST