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 fromAddress parameters to send the fixed test message to any recipient with a spoofed From address.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Tue, 20 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Description 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 fromAddress parameters to send the fixed test message to any recipient with a spoofed From address.
Title OpenCATS before 0.10.0 Missing Authorization via ajax/testEmailSettings.php
First Time appeared Opencats
Opencats opencats
Weaknesses CWE-862
CPEs cpe:2.3:a:opencats:opencats:*:*:*:*:*:*:*:*
Vendors & Products Opencats
Opencats opencats
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-20T13:27:10.134Z

Reserved: 2026-10-19T18:11:37.874Z

Link: CVE-2026-112784

cve-icon Vulnrichment

Updated: 2026-10-20T13:27:05.271Z

cve-icon NVD

Status : Deferred

Published: 2026-10-20T11:17:18.323

Modified: 2026-10-20T14:16:57.140

Link: CVE-2026-112784

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T15:30:06Z

Weaknesses