CVE-2026-41189 | freescout-help-desk freescout up to 1.8.214 ThreadPolicy::edit authorization (GHSA-4h5p-7f5c-q7gj)

VDB-358540 · CVE-2026-41189 · GHSA-4H5P-7F5C-Q7GJ FREESCOUT-HELP-DESK FREESCOUT UP TO 1.8.214 THREADPOLICY::EDIT AUTHORIZATION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.5 $0-$5k 2.32+ Summaryinfo A vulnerability classified as critical was found in freescout-help-desk freescout up to 1.8.214. The affected element is the function ThreadPolicy::edit. Executing a manipulation can lead to authorization. This vulnerability is registered as CVE-2026-41189. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised. Detailsinfo A vulnerability was found in freescout-help-desk freescout up to 1.8.214. It has been declared as critical. This vulnerability affects the function ThreadPolicy::edit. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes: FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, customer-thread editing is authorized through `ThreadPolicy::edit()`, which checks mailbox access but does not apply the assigned-only restriction from `ConversationPolicy`. A user who cannot view a conversation can still load and edit customer-authored threads inside it. Version 1.8.215 fixes the vulnerability. The advisory is shared for download at github.com. This vulnerability was named CVE-2026-41189 since 04/18/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. Upgrading to version 1.8.215 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch cdadaf621bb1e1d017315df20d743671f7eae7a9 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version. Productinfo Vendor freescout-help-desk Name freescout Version 1.8.214 License open-source Website Product: https://github.com/freescout-help-desk/freescout/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.7 VulDB Meta Temp Score: 6.5 VulDB Base Score: 6.3 VulDB Temp Score: 6.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 7.1 CNA Vector (GitHub_M): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Authorization CWE: CWE-863 / CWE-285 / CWE-266 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: freescout 1.8.215 Patch: cdadaf621bb1e1d017315df20d743671f7eae7a9 Timelineinfo 04/18/2026 CVE reserved 04/21/2026 +3 days Advisory disclosed 04/21/2026 +0 days VulDB entry created 04/21/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-4h5p-7f5c-q7gj Status: Confirmed CVE: CVE-2026-41189 (🔒) GCVE (CVE): GCVE-0-2026-41189 GCVE (VulDB): GCVE-100-358540 Entryinfo Created: 04/21/2026 19:44 Changes: 04/21/2026 19:44 (67) Complete: 🔍 Cache ID: 99:7D6:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸