CVE-2026-16966: Unknown Solace Extra

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

The Solace Extra WordPress plugin before 1.7.0 does not perform any authorization or post-status checks in one of its AJAX actions, allowing unauthenticated visitors to read the content of non-published (draft, pending, private, and trashed) Site Builder parts that WordPress would otherwise not serve.

Affected products

• Unknown Solace Extra: before 1.7.0 (fixed in 1.7.0)

Published 2026-09-02. Last modified 2026-09-03.