Vulnerability · CVE-2026-27637
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework.
Published Feb 25, 2026 · catalog updated Jun 17, 2026 · FreeScout is a free
Check if you run it
No confirmed exploitation is on record for CVE-2026-27637. EPSS is 0.86%. Act only if a listed version of FreeScout is a free is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (FreeScout is a free).
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Critical9.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.86%
- Remediation
- Advisory link
- Affected products
- cpe freescout/freescout
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.206, FreeScout's middleware uses a predictable authentication token computed as . This token is static (never expires/rotates), and if an attacker obtains the — a well-documented and common exposure vector in Laravel applications — they can compute a valid token for any user, including the administrator, achieving full account takeover without any password. This vulnerability can be exploited on its own or in combination with CVE-2026-27636. Version 1.8.206 fixes both vulnerabilities.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe freescout/freescoutversion unspecified
How to fix CVE-2026-27637
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-27637. EPSS is 0.86%. Act only if a listed version of FreeScout is a free is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-330: Insufficiently Random Values. EPSS 0.86%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Feb 25, 2026 · NIST NVD
Detected
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.206, FreeScout's middleware uses a predictable authentication token computed as . This token is static (never expires/rotates), and if an attacker obtains the — a well-documented and common exposure vector in Laravel applications — they can compute a valid token for any user, including the admin
Jun 17, 2026 · NIST NVD
Updated
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.206, FreeScout's middleware uses a predictable authentication token computed as . This token is static (never expires/rotates), and if an attacker obtains the — a well-documented and common exposure vector in Laravel applications — they can compute a valid token for any user, including the admin
Sources
- CVE.orgVulnerability recordCVE-2026-27637
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-27637
30-day exploitation probability 0.9%
first.org - NIST NVDVulnerability recordCVE-2026-27637
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.206, FreeScout's middleware uses a predictable authentication token computed as . This token is static (never expires/rotates),
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.