VulnerabilityDeferred

CVE-2025-3469

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki.

NONE 0.0EPSS 0.43%

Does this matter?

Lower severity and a low EPSS score (0.43%). Track it; it rarely justifies an emergency change on its own.

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/htmlform/fields/HTMLMultiSelectField.Php. This issue affects MediaWiki: before 1.39.12, 1.42.6, 1.43.1.

CVSS 4.0: 0.0 NONECVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.43% probability · 36th percentile
CISA KEV: Not listed
Weakness: CWE-79
Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

References

https://phabricator.wikimedia.org/T358689
https://lists.debian.org/debian-lts-announce/2025/07/msg00012.html

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.