{"id":"CVE-2026-86834","title":"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 ups…","summary":"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 ups…","severity":"none","cwe":["CWE-200"],"product":"MetForm","affected":["MetForm >= 2.2.1 < 4.3.1"],"published":"2026-10-03","updated":"2026-10-03","sourceUpdated":"2026-10-03T06:16:44.013","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86834","references":[{"url":"https://wpscan.com/vulnerability/a56b7e26-9070-4c38-bdc1-7289b5829638/","label":"contact@wpscan.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-03T06:39:57.564Z","slug":"CVE-2026-86834","body":"## Overview\n\nThe 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}