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CVE-2026-111939

4.6 · MEDIUM

Frappe Helpdesk before 1.26.0 contains an authorization bypass vulnerability that allows authenticated portal users to create tickets impersonating other customers by supplying a raised_by value.

Published Oct 19, 2026CWE-639EPSS 0.22%

Overview

CVE-2026-111939 is a medium-severity vulnerability. It was published on October 19, 2026 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Frappe Helpdesk before 1.26.0 contains an authorization bypass vulnerability that allows authenticated portal users to create tickets impersonating other customers by supplying a raised_by value. Attackers can call the hd_ticket.api.new endpoint with a victim's email to plant phishing tickets in their portal and read their replies via get_ticket_activities.

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/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/api.pyGitHubgithub.com/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/hd_ticket.pyGitHubgithub.com/frappe/helpdesk/commit/1186367f3616a605440e73e6a08eacbbcb9b92d9GitHubgithub.com/frappe/helpdesk/commit/c778f533b24b1dee0c75b206979a9bc4b1be0de2GitHubgithub.com/frappe/helpdesk/releases/tag/v1.26.0GitHubgithub.com/frappe/helpdesk/security/advisories/GHSA-xf93-jjcj-44vmRefwww.vulncheck.com/advisories/frappe-helpdesk-before-1.26.0-authorization-bypass-via-raised-by-in-ticket-creation

How CyberStrike helps

Frequently asked questions

What is CVE-2026-111939?

CVE-2026-111939 is a medium-severity vulnerability. It was published on October 19, 2026 and has a CVSS 3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2026-111939?

This vulnerability has a CVSS 3.1 base score of 4.6, 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-2026-111939?

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-2026-111939?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-111939 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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