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TI-2026-20559 Aliases CVE-2026-25445GHSA-j5c5-2p8w-cq4f

WordPress WishList Member X plugin <= 3.29.0 - PHP Object Injection vulnerability

Priority MEDIUM 40CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.

Summary

Deserialization of Untrusted Data vulnerability in Membership Software WishList Member X allows Object Injection.This issue affects WishList Member X: from n/a through 3.29.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00313 24th 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
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
Membership SoftwareWishList Member Xup to 3.29.0—No fix listedCNA
  • WishList Member X VendorMembership Software Affected up to 3.29.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-25445
  2. 2026-10-03 Alias added: GHSA-j5c5-2p8w-cq4f

References

Other 1

  • TI-2024-24641 WordPress WishList Member X plugin < 3.26.7 - Unauthenticated Database Backup Download vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2024-24638 WordPress WishList Member X plugin < 3.26.7 - Unauthenticated Settings & Users Data Dump vulnerability CVSS 3.1HIGH 7.5
  • TI-2026-41321 WordPress WishList Member X plugin <= 3.32.0 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5

Sources

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