CVE-2026-40570
FreeScout's Missing Authorization in load_customer_info Allows Any Authenticated User to Access Full Customer PII
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, the load_customer_info action in POST /conversation/ajax returns complete customer profile data to any authenticated user without verifying mailbox access. An attacker only needs a valid email address to retrieve all customer PII. Version 1.8.213 fixes the issue.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
FreeScout's Missing Authorization in load_customer_info Allows Any Authenticated User to Access Full Customer PII
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, the load_customer_info action in POST /conversation/ajax returns complete customer profile data to any authenticated user without verifying mailbox access. An attacker only needs a valid email address to retrieve all customer PII. Version 1.8.213 fixes the issue.
- Record
CVE-2026-40570- CVSS 4.0
- 5.7 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P - Weakness
- CWE-639, CWE-862
- Updated
- 2026-11-02
EUVDEUVD-2026-24173
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, the load_customer_info action in POST /conversation/ajax returns complete customer profile data to any authenticated user without verifying mailbox access. An attacker only needs a valid email address to retrieve all customer PII. Version 1.8.213 fixes the issue.
- Record
EUVD-2026-24173- CVSS 4.0
- 5.7 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P - Updated
- 2026-11-02
NVD
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, the load_customer_info action in POST /conversation/ajax returns complete customer profile data to any authenticated user without verifying mailbox access. An attacker only needs a valid email address to retrieve all customer PII. Version 1.8.213 fixes the issue.
- Record
CVE-2026-40570- CVSS 4.0
- 5.7 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-639, CWE-862
- Updated
- 2026-11-02
OSV
FreeScout's Missing Authorization in load_customer_info Allows Any Authenticated User to Access Full Customer PII
FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, the load_customer_info action in POST /conversation/ajax returns complete customer profile data to any authenticated user without verifying mailbox access. An attacker only needs a valid email address to retrieve all customer PII. Version 1.8.213 fixes the issue.
- Record
CVE-2026-40570- CVSS 4.0
- 5.7 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P - Weakness
- CWE-639, CWE-862
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-40570 is a medium vulnerability (CVSS 5.7) in Freescout-help-desk Freescout, published April 21, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.
References
github.com/freescout-help-desk/freescout/security/advisories/GHSA-w77q-wjfp-c822
nvd.nist.gov/vuln/detail/CVE-2026-40570