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Description

The Fast Velocity Minify plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 3.5.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

PUBLISHED Reserved 2025-10-21 | Published 2025-10-25 | Updated 2025-10-27 | Assigner Wordfence




MEDIUM: 4.4CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

Problem types

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

Product status

Default status
unaffected

* (semver)
affected

Timeline

2025-10-23:Vendor Notified
2025-10-24:Disclosed

Credits

Cody Sixteen finder

References

www.wordfence.com/...-7f96-4efa-9071-4a76fb21900d?source=cve

github.com/...ommit/55a8b53a2ec6d358f8d7ad181170b9d8112e78ab

plugins.trac.wordpress.org/...y-minify&sfp_email=&sfph_mail=

cve.org (CVE-2025-12034)

nvd.nist.gov (CVE-2025-12034)

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