CVE-2023-4719

moderate-risk
Published 2023-09-06

The Simple Membership plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the `list_type` parameter in versions up to, and including, 4.3.5 due to insufficient input sanitization and output escaping. Using this vulnerability, unauthenticated attackers could inject arbitrary web scripts into pages that are being executed if they can successfully trick a user into taking an action, such as clicking a malicious link.

Do I need to act?

~
1.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.2/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Simple-Membership-Plugin

References (6)

Patch https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old...
Product https://wordpress.org/plugins/simple-membership/
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/e4b10172-7e54-4ff8-9fb...
Patch https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old...
Product https://wordpress.org/plugins/simple-membership/
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/e4b10172-7e54-4ff8-9fb...
35
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 4/34 · Minimal
Exposure 5/34 · Minimal