My Private Site vulnerability

The My Private Site WordPress plugin before 4.2.3 does not apply its site-privacy access control to certain unauthenticated front-end read surfaces, allowing unauthenticated users to view post content, comments and post URLs from a site the administrator placed behind mandatory login.

Published 5 Sep 2026Updated 5 Sep 20261 sources
CVSS 0.0

What happened

The My Private Site WordPress plugin before 4.2.3 does not apply its site-privacy access control to certain unauthenticated front-end read surfaces, allowing unauthenticated users to view post content, comments and post URLs from a site the administrator placed behind mandatory login.

Affected versions

My Private Site: before 4.2.3 (semver) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.