CVE-2026-25445 PUBLISHED

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

Assigner: Patchstack
Reserved: 02.02.2026 Published: 19.03.2026 Updated: 19.03.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Membership Software
Product	WishList Member X
Versions	Default: unaffected affected from n/a to 3.29.0 (incl.)

Credits

0xd4rk5id3 | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/wishlist-member-x/vulnerability/wordpress-wishlist-member-x-plugin-3-29-0-php-object-injection-vulnerability?_s_id=cve

Problem Types

CWE-502 Deserialization of Untrusted Data CWE

Impacts

CAPEC-586 Object Injection