Improper input validation in Open-formulieren Open-forms
CVE-2025-64515
Open Forms allows users create and publish smart forms. Prior to versions 3.2.7 and 3.3.3, forms where the prefill data fields are dynamically set to readonly/disabled can be modified by malicious users deliberately trying to modify data t…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.001 (17.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Open-formulieren Open-forms — versions >= 3.3.0, < 3.3.3, < 3.2.7
Weakness classification (CWE)
References
- https://github.com/open-formulieren/open-forms/security/advisories/GHSA-cp63-63mq-5wvf (x_refsource_CONFIRM)
- https://github.com/open-formulieren/open-forms/blob/bcf2dc54c695fb7c8c58712627d82c4b766248b6/CHANGELOG.rst#327-2025-11-18 (x_refsource_MISC)
- https://github.com/open-formulieren/open-forms/blob/bcf2dc54c695fb7c8c58712627d82c4b766248b6/CHANGELOG.rst#333-2025-11-18 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-64515?
- CVE-2025-64515 is a medium-severity vulnerability in Open-formulieren Open-forms, classified under Improper Input Validation. CVSS score: 4.3/10. Published 2025-11-18.
- How severe is CVE-2025-64515?
- Medium severity. CVSS v3 base score is 4.3 out of 10.