What is CVE-2026-0749?

CVE-2026-0749 is a medium-severity vulnerability in Drupal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-01-28.

How severe is CVE-2026-0749?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Drupal

CVE-2026-0749

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Drupal Form Builder allows Cross-Site Scripting (XSS).This issue affects Drupal: from 7.X-1.0 through 7.X-1.22.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Drupal — versions 7.x-1.0
Silence Form_builder

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

mlhess@drupal.org (Exploit, Third Party Advisory, third-party-advisory)
mlhess@drupal.org (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-0749?: CVE-2026-0749 is a medium-severity vulnerability in Drupal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-01-28.
How severe is CVE-2026-0749?: Medium severity. CVSS v3 base score is 6.1 out of 10.