What is CVE-2026-2440?

CVE-2026-2440 is a high-severity vulnerability in Devsoftbaltic Surveyjs: Drag & Drop Form Builder, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-03-21.

How severe is CVE-2026-2440?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Devsoftbaltic Surveyjs: Drag & Drop Form Builder

CVE-2026-2440

The SurveyJS plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.5.3 via survey result submissions. This is due to insufficient input sanitization and output escaping. The public survey…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (29.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Devsoftbaltic Surveyjs: Drag & Drop Form Builder — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-2440?: CVE-2026-2440 is a high-severity vulnerability in Devsoftbaltic Surveyjs: Drag & Drop Form Builder, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-03-21.
How severe is CVE-2026-2440?: High severity. CVSS v3 base score is 7.2 out of 10.