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CVE-2026-109963

4.3 · MEDIUM

Froxlor before 2.3.14 contains an insecure direct object reference vulnerability in the email template editor (admin_templates.php) because the mail body is fetched by mailbodyid without an adminid…

Published Oct 13, 2026CWE-639EPSS 0.26%

Overview

CVE-2026-109963 is a medium-severity vulnerability. It was published on October 13, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Froxlor before 2.3.14 contains an insecure direct object reference vulnerability in the email template editor (admin_templates.php) because the mail body is fetched by mailbodyid without an adminid ownership check. Authenticated reseller admins can pair their own subjectid with sequential foreign mailbodyid values in edit requests to read other admins' email templates, including the full administrator's.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/froxlor/froxlor/security/advisories/GHSA-646m-cj89-hm32Refwww.vulncheck.com/advisories/froxlor-before-2.3.14-idor-in-email-template-editor-via-admin-templates-phpGitHubgithub.com/froxlor/froxlor/security/advisories/GHSA-646m-cj89-hm32

How CyberStrike helps

Frequently asked questions

What is CVE-2026-109963?

CVE-2026-109963 is a medium-severity vulnerability. It was published on October 13, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-109963?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-109963?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-109963?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-109963 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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