CVE-2026-87828

The Seraphinite Accelerator WordPress plugin before 2.29.24 does not perform a capability check on one of its state-update AJAX actions, allowing authenticated users such as subscribers to write a malformed value that causes an uncaught error on every subsequent admin page load, making the entire admin area inaccessible to all administrators (denial of service).

Score

CVSS 3.1 5.7 Medium

Status

Deferred - contact@wpscan.com

Published

2026-09-16

Last modified

2026-09-17

Weaknesses

CWE-400

Affected products

• Seraphinite Accelerator (Unknown)

References

• https://wpscan.com/vulnerability/ce546b34-4383-4166-9b87-335a524f37e2/