What’s Vulnerable › Vulnerabilities

CVE-2023-3182: Membership Plugin - Restrict Content < 3.2.3 - Reflected XSS

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-17 · updated 2026-06-17

Description

The Membership WordPress plugin before 3.2.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Affected products

• stellarwp Membership Plugin – Restrict Content: before 3.2.3 — fixed in 3.2.3

How to fix

Upgrade to a fixed version: stellarwp Membership Plugin – Restrict Content 3.2.3. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/655a68ee-9447-41ca-899e-986a419fb7ed
• https://wpscan.com/vulnerability/655a68ee-9447-41ca-899e-986a419fb7ed

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