TI-2025-31381 Aliases CVE-2025-49333 GHSA-p9ph-6ww4-r598

WordPress Simple Membership plugin <= 4.6.3 - Cross Site Scripting (XSS) Vulnerability

LOW 26CWE-79Published 2025-06-06 · Updated 2026-05-12

Key facts

Attack vector: Network
Privileges required: High
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wp.insider Simple Membership simple-membership allows Stored XSS.This issue affects Simple Membership: from n/a through <= 4.6.3.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00223 13th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
wp.insider	Simple Membership	up to 4.6.3	—	No fix listed	CNA

Simple Membership Vendorwp.insider Affected up to 4.6.3 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-49333
2026-10-03 Alias added: GHSA-p9ph-6ww4-r598

References

Other 1

https://patchstack.com/database/Wordpress/Plugin/simple-membership/vulnerability/wordpress-simple-membership-4-6-3-cross-site-scripting-xss-vulnerability?_s_id=cve

TI-2026-51475 WordPress Affiliates Manager plugin <= 2.9.53 - SQL Injection vulnerability CVSS 3.1CRITICAL 9.3
TI-2026-47380 WordPress Simple Membership plugin <= 4.7.8 - Broken Access Control vulnerability CVSS 3.1HIGH 7.5
TI-2026-37817 WordPress Affiliates Manager plugin <= 2.9.50 - Sensitive Data Exposure vulnerability CVSS 3.1HIGH 7.5
TI-2026-27118 WordPress Simple Membership plugin <= 4.7.1 - Broken Access Control vulnerability CVSS 3.1HIGH 7.5
TI-2026-51478 WordPress Affiliates Manager plugin <= 2.9.53 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
TI-2025-18377 WordPress Simple Membership Custom Messages Plugin <= 2.4 - Reflected Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1

See all 12 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences