CVE-2026-0633 Auth bypass in MetForm – Contact Form, Survey, Quiz, & Custom Form Builder for Elementor
Unauthenticated attackers can access sensitive form submission data by forging a predictable cookie value, exposing user information within a short time window.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-0633?
CVE-2026-0633 is a low-severity authentication bypass vulnerability in roxnor MetForm – Contact Form, Survey, Quiz, & Custom Form Builder for Elementor, published on 24 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The MetForm – Contact Form, Survey, Quiz, & Custom Form Builder for Elementor plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 4.1.0. This is due to the use of a forgeable cookie value derived only from the entry ID and current user ID without a server-side secret. This makes it possible for unauthenticated attackers to access form submission entry data via MetForm shortcodes for entries created within the transient TTL (default is 15 minutes).
Weakness: CWE-287
Which versions are affected by CVE-2026-0633?
How do I fix CVE-2026-0633?
No fix has been published for CVE-2026-0633 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-0633 being exploited?
There is no known exploitation of CVE-2026-0633 in the wild and no public exploit code.
Sources
Also known as GHSA-8pwf-5hf8-8pvm.