CSRF in Solace Extra

CVE-2026-16965

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.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16965: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

  • Solace Extra — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16965?
CVE-2026-16965 is a medium-severity vulnerability in Solace Extra, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-08-09.
How severe is CVE-2026-16965?
Medium severity. CVSS v3 base score is 4.3 out of 10.