WordPress User Registration Aide Plugin <= 1.5.3.8 - Cross Site Scripting (XSS) Vulnerability

published 2025-11-06 last yr. modified 2026-10-07 last mo. also EUVD-2025-38002

cvss: 7.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits: 0; none known

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bnovotny User Registration Aide user-registration-aide allows Reflected XSS.This issue affects User Registration Aide: from n/a through <= 1.5.3.8.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 11mo ago (2025-11-10)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Affected products

bnovotny User Registration Aide

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/user-registration-aide/vulnerability/wordpress-user-registration-aide-plugin-1-5-3-
vdb-entry

Sources

CVE List CVE-2025-53239
NVD CVE-2025-53239

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