XSS in Mw Wp Form

CVE-2026-78364

The MW WP Form WordPress plugin before 5.1.6 does not sanitise and escape some of its form settings before outputting them back in an admin dashboard page, which could allow users with a role as low as Editor to perform Stored Cross-Site Scripting attacks against high privilege users such as admin.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.3% 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-2026-78364: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

  • Mw Wp Form

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-78364?
CVE-2026-78364 is a low-severity vulnerability in Mw Wp Form, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-08-30.
How severe is CVE-2026-78364?
Low severity. CVSS v3 base score is 3.5 out of 10.