What is CVE-2024-35191?

CVE-2024-35191 is a medium-severity vulnerability in Verbb Formie, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 4.4/10. Published 2024-05-20.

How severe is CVE-2024-35191?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Verbb Formie

CVE-2024-35191

Formie is a Craft CMS plugin for creating forms. Prior to 2.1.6, users with access to a form's settings can include malicious Twig code into fields that support Twig. These might be the Submission Title or the Success Message. This code will then be executed upon creating a submission, or rendering the text. This has been fixed in Formie 2.1.6.

Published 2024-05-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (17.5th percentile), scored 2026-09-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Verbb Formie — versions < 2.1.6

Weakness classification (CWE)

CWE-1336 — Improper Neutralization of Special Elements Used in a Template Engine

References

github.com/verbb/formie/security/advisories/GHSA-v45m-hxqp-fwf5 (Vendor Advisory)
github.com/verbb/formie/commit/90296edf7e707f117e760aa57e70dbd43a854420 (Patch)

Frequently asked questions

What is CVE-2024-35191?: CVE-2024-35191 is a medium-severity vulnerability in Verbb Formie, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 4.4/10. Published 2024-05-20.
How severe is CVE-2024-35191?: Medium severity. CVSS v3 base score is 4.4 out of 10.