CVE-2025-62656

MEDIUM EPSS 15.6%

Published Oct 20, 20258mo ago · Modified Jun 17, 20262w ago

5.8 CVSS 4.0

Medium

Published Oct 20, 2025 8mo ago

Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score

5.8

Exploitability

—

Impact

—

Vector string

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

Attack Vector Network

Attack Complexity High

Privileges Required High

User Interaction P

Scope N

Threat Intelligence

EPSS Exploit Probability

15.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 1

phabricator.wikimedia.org https://phabricator.wikimedia.org/T403291

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.