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Vulnerability Intelligence

CVE-2026-86834

Low 3.7

Published
Last modified
NVD status
Deferred

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.

References1

Metrics

CVSS 3.1
3.7 LOW Score source: CNA CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS — exploit probability
0% percentile: 7 · as of 10 November 2026
CWE
CWE-200

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