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 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.
Configurations

No configuration.

History

03 Oct 2026, 16:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 3.7
CWE CWE-200

03 Oct 2026, 06:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-10-03 06:16

Updated : 2026-10-06 15:18


NVD link : CVE-2026-86834

Mitre link : CVE-2026-86834

CVE.ORG link : CVE-2026-86834


JSON object : View

Products Affected

No product.

CWE
CWE-200

Exposure of Sensitive Information to an Unauthorized Actor