Vulnerability in Freescout-help-desk Freescout
CVE-2026-40569
FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a mass assignment vulnerability in the mailbox connection settings endpoints of FreeScout (`connectionIncomingSave()` at `app/Http/Controllers/Mai…
EPSS: 0.001 (19.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L.
Affected products
- Freescout-help-desk Freescout — versions < 1.8.213
Weakness classification (CWE)
References
- https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-hmqm-33wp-858j (x_refsource_CONFIRM)
- https://github.com/freescout-help-desk/freescout/commit/f45b9105d43b0352c08fcca154e8ae6177c3d860 (x_refsource_MISC)
- https://github.com/freescout-help-desk/freescout/releases/tag/1.8.213 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-40569?
- CVE-2026-40569 is a critical-severity vulnerability in Freescout-help-desk Freescout, classified under Improper Access Control. CVSS score: 9.0/10. Published 2026-04-21.
- How severe is CVE-2026-40569?
- Critical severity. CVSS v3 base score is 9.0 out of 10.