CVE-2026-16965

Solace Extra < 1.6.1 - Subscriber+ Post Meta Update via solace_update_sitebuilder_status

The Solace Extra WordPress plugin before 1.6.1 does not perform capability or nonce checks in one of its AJAX actions, allowing any authenticated user such as a subscriber (and, via CSRF, any logged-in user) to update post meta on arbitrary posts and to deactivate the site's active templates.

Affected

Solace Extra

CVSS v3.1 CNA

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS

0.14% chance of exploitation in the next 30 days, 3rd percentile

Published

2026-08-09

Updated

2026-08-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/514f4577-1f7e-4d50-90d5-36bc504a260c/

References

• CVE Record
• NVD entry