WordPress security changelog
HIGH CVE-2026-59539 Deferred

Paid Member Subscriptions permits subscriber-level object access

Paid Member Subscriptions through 3.0.7 lets a Subscriber replace an object identifier in an undisclosed request without an adequate ownership check. This permits access to or modification of another user's protected object. The Patchstack CNA record does not disclose the endpoint, action, identifier parameter, object type, function or whether the operation reads or changes data.

CVE / CNA score 7.5 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Paid Member Subscriptions
Plugin slug
paid-member-subscriptions
Affected
n/a through 3.0.7
Safe version
3.0.8
Published
Jul 27, 2026
Weakness
CWE-639 — Authorization Bypass Through User-Controlled Key

This CVE was published Jul 27, 2026 and is one of 13 known issues for this plugin.

Update, patch or deactivate.

Update Paid Member Subscriptions to 3.0.8 or later. Review Subscriber activity and membership records for cross-account access or unexplained changes.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Subscriber Insecure Direct Object References (IDOR) in Paid Member Subscriptions <= 3.0.7 versions.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary and upstream sources