CVE-2026-86799
Forms < 3.0.2 - Unauthenticated Stored XSS via Form Submission
Unknown Forms
CVSS
8.8HighExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.38%Chance of exploitation activity in the next 30 days, higher than 30% of CVEs. Scored 23 Oct 2026FIRST EPSS
What fixes it
- 3.0.2FormsCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Description
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.
Text from CVE List
Affected versions 1
- Formsaffected: all versions before 3.0.2CVE List