Risk Letters

Exploited vulnerability

CVE-2026-53595

TLP:CLEAR

freescout freescout Improper Handling of Case Sensitivity

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the public endpoint `POST /user-setup/{hash}/{invite_sent_at}` (`OpenController@userSetupSave`) selects the target account solely by its `invite_hash` column, then overwrites that account's email and password and logs in as it. No authentication, cookie, or prior session is required. After

Facts

  • Vendor: freescout
  • Product: FreeScout is
  • CVSS: 9.4
  • EPSS (probability of exploitation within 30 days): 1.9 %
  • First known exploitation: 30 October 2026
  • First seen by Risk Letters: 20 July 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD