OAuth Security Flaw in FreeScout Help Desk Application
CVE-2026-41194

5.4MEDIUM

Key Information:

Vendor

Freescout-help-desk

Status
Freescout
Vendor
CVE Published:
21 April 2026

What is CVE-2026-41194?

FreeScout, an open-source help desk and shared mailbox application, has a flaw that allows unauthenticated users to exploit the mailbox OAuth disconnect action via a GET request. This flaw does not necessitate a CSRF token and enables attackers to trigger the disconnect action against an authorized mailbox admin from a different site. This vulnerability has been resolved in version 1.8.215, which secures the OAuth disconnect route.

Affected Version(s)

freescout < 1.8.215

References

https://github.com/freescout-help-desk/freescout/security...
x_refsource_CONFIRM
https://github.com/freescout-help-desk/freescout/commit/e...
x_refsource_MISC
https://github.com/freescout-help-desk/freescout/releases...
x_refsource_MISC

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.