CVE-2025-62652

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation MediaWiki WebAuthn extension allows Stored XSS.This issue affects MediaWiki WebAuthn extension: 1.39, 1.43, 1.44.

VectorNETWORK

Published Byc4f26cc8-17ff-4c99-b5e2-38fc1793eacc

Published DateOct 17, 2025, 23:15

Weakness Type (CWE):CWE-79

CVSS Metrics

Base Score

5.8

Vector String

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:H/VA:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:L/U:Amber

Base Severity

MEDIUM

Version

4.0

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

ACTIVE

Scope (S)

Confidentiality (C)

Integrity (I)

Availability (A)

References

https://phabricator.wikimedia.org/T403093

Base Score

MEDIUM5.8

Weakness Type (CWE):CWE-79

CVSS Metrics

Base Score

5.8

Vector String

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:H/VA:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:L/U:Amber

Base Severity

MEDIUM

Version

4.0

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

LOW

User Interaction (UI)

ACTIVE

Scope (S)

Confidentiality (C)

Integrity (I)

Availability (A)