{"id":"CVE-2026-112784","title":"OpenCATS before 0.10.0 Missing Authorization via ajax/testEmailSettings.php","summary":"OpenCATS before 0.10.0 contains a missing authorization vulnerability in ajax/testEmailSettings.php that allows any authenticated user to send mail through the configured SMTP relay. Read-level users can supply testEmailAddress and fromA…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","cvssSource":"cna","cwe":["CWE-862"],"vendor":"opencats","product":"OpenCATS","affected":["OpenCATS < 0.10.0"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-20T13:26:58.302892Z"},"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T13:27:10.134Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112784","references":[{"url":"https://github.com/opencats/OpenCATS/issues/720"},{"url":"https://github.com/opencats/OpenCATS/commit/aa3b414c3672f5010ca26c44192aa8e72d3735bd"},{"url":"https://github.com/opencats/OpenCATS/releases/tag/v0.10.0","label":"OpenCATS v0.10.0 Release Notes"},{"url":"https://github.com/opencats/OpenCATS/blob/5781f41814f09493c7ce05b9251b5e09c1aff0cd/ajax/testEmailSettings.php"},{"url":"https://www.vulncheck.com/advisories/opencats-before-0.10.0-missing-authorization-via-ajax-testemailsettings-php","label":"VulnCheck Advisory: OpenCATS before 0.10.0 Missing Authorization via ajax/testEmailSettings.php"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T12:05:07.326Z","slug":"CVE-2026-112784","body":"## Overview\n\nOpenCATS before 0.10.0 contains a missing authorization vulnerability in ajax/testEmailSettings.php that allows any authenticated user to send mail through the configured SMTP relay. Read-level users can supply testEmailAddress and fromAddress parameters to send the fixed test message to any recipient with a spoofed From address.\n\n## Affected\n\n- `OpenCATS < 0.10.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}