CVE-2026-86799

Forms < 3.0.2 - Unauthenticated Stored XSS via Form Submission

The Forms WordPress plugin before 3.0.2 does not sanitise submitted form values on storage, nor escape them before outputting them on the form submissions screen in the administration dashboard, allowing unauthenticated users to inject arbitrary web scripts that will execute in the browser of any administrator viewing the submissions.

Affected

Forms

CVSS v3.1 CNA

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.38% chance of exploitation in the next 30 days, 30th percentile

Published

2026-10-14

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/75bdda94-06b3-4747-bcd2-903167ac1c00/

References

• CVE Record
• NVD entry