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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.

PUBLISHED Reserved 2025-10-17 | Published 2025-10-20 | Updated 2025-10-20 | Assigner wikimedia-foundation




MEDIUM: 5.8CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/S:N/AU:N/R:U/V:C/RE:L/U:Amber

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Product status

Default status
unaffected

1.43
affected

1.44
affected

Credits

Dreamy_Jazz finder

References

phabricator.wikimedia.org/T403291

cve.org (CVE-2025-62656)

nvd.nist.gov (CVE-2025-62656)

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