CVE-2025-61650

LOW EPSS 15.8%

Published Feb 3, 20264mo ago · Modified Jun 17, 20262w ago

1.1 CVSS 4.0

Low

Published Feb 3, 2026 4mo ago

Last Modified Jun 17, 2026 2w ago

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from * before 795bf333272206a0189050d975e94b70eb7dc507.

CVSS Details

Base Score

1.1

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/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

Attack Vector Network

Attack Complexity Low

Privileges Required High

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

15.8% 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/T403289

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.