3.7
Low
CVE-2026-86834 The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root…
Description
The MetForm WordPress plugin before 4.3.1 does not properly restrict access to a debug file it writes to the web root on every form submission when its HubSpot Forms integration is enabled, allowing unauthenticated attackers to read upstream API response data, including correlation identifiers and cookies.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| MetForm 2.2 | 2.2.1 → < 4.3.1 | 4.3.1 |
Other CVEs of MetForm
The 4 CVEs of MetForm →
CVE-2026-86833
The MetForm WordPress plugin before 4.3.1 does not sanitize or escape submitted form-field values before inserting…
5.4
Medium
CVE-2026-86832
The MetForm WordPress plugin before 4.3.1 does not properly restrict access to form submission data, allowing…
5.3
Medium
CVE-2026-86813
The MetForm WordPress plugin before 4.1.9 does not properly neutralize newline characters in user-submitted values…
4.8
Medium