CVE-2026-12426: The Members – Membership & User Role Editor Plugin plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.2.22 via the members
The Members – Membership & User Role Editor Plugin plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.2.22 via the members_filter_protected_posts_for_rest. This makes it possible for unauthenticated attackers to extract determine the existence and exact count of access-restricted posts, and use per-page pagination as a boolean oracle to infer keywords and content contained within those hidden restricted posts.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-12426
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-12426 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Members
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-55852: Frappe is a full-stack web application framework. Prior to 16.23.0 and 15.112.0, TarSlip RCE w…nvd · 2026-07-10
- highCVE-2026-15290: The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction…nvd · 2026-07-10
- unknownCVE-2026-59209: n8n is an open source workflow automation platform. Prior to 1.123.61, 2.27.4, and, 2.28.1, an…nvd · 2026-07-09
- mediumCVE-2026-59262: AFFiNE's histories GraphQL field fails to validate Doc.Read permission before exposing documen…nvd · 2026-07-08
- mediumCVE-2026-56220: Capgo before 12.128.2 contains an authorization bypass vulnerability in the public.manifest IN…nvd · 2026-07-08
- highCVE-2026-11766: The Ultimate Member WordPress plugin before 2.12.0 does not properly sanitise and escape the v…nvd · 2026-07-06
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