CVE-2026-25467

MEDIUM 5.3

WordPress User Registration plugin <= 5.3.0 - Content Injection vulnerability

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in ThemeGrill User Registration user-registration allows Code Injection.This issue affects User Registration: from n/a through 5.3.0.

CWE	CWE-80
Vendor	themegrill
Product	user registration
Published	Oct 29, 2026
Last Updated	Oct 29, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

ThemeGrill / User Registration

0 ≤ 5.3.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/user-registration/vulnerability/wordpress-user-registration-plugin-5-3-0-content-injection-vulnerability?_s_id=cve

Credits

Filip Kowalski | Patchstack Bug Bounty Program