Skip to contentFreescout-help-desk Freescout vulnerabilities
- freescout-help-desk freescoutFreeScout: Conditional stored admin XSS via failed-job detailsCVE-2026-857427.5 High
- freescout-help-desk freescoutFreeScout: a restricted agent can lift their own admin-imposed "see only assigned conversations" restriction via profile saveCVE-2026-1039857.1 High
- freescout-help-desk freescoutFreeScout: Incomplete fix for CVE-2026-40570: load_customer_info exposes cross-visibility customer PIICVE-2026-1039846.5 Medium
- freescout-help-desk freescoutFreeScout: Server-side request forgery via incomplete outbound host validation and unguarded download sinksCVE-2026-857438.2 High
- freescout-help-desk freescoutFreeScout: Conversation Merge Cross-Mailbox Authorization BypassCVE-2026-857445.4 Medium
- freescout-help-desk freescoutFreeScout: Administrative tools.php endpoint is accessible to low-privileged users, enabling filesystem enumeration and unthrottled brute-force of application secretsCVE-2026-628505.3 Medium
- freescout-help-desk freescoutFreeScout: Missing Authorization and Exposure of Sensitive Information to an Unauthorized Actor and Authorization Bypass Through User-Controlled KeyCVE-2026-628526.5 Medium
- freescout-help-desk freescoutFreeScout: Path Traversal in App Logs Viewer Exposes Arbitrary Local FilesCVE-2026-628554.4 Medium
- freescout-help-desk freescoutFreeScout: Cross-mailbox conversation existence / internal-id disclosure via the search-by-number (`#`) shortcut (missing mailbox authorization)CVE-2026-628514.3 Medium
- freescout-help-desk freescoutFreeScout: Cross-User Notification Data Disclosure via LIKE Wildcard Injection in Polycast Channel QueryCVE-2026-628567.7 High
- freescout-help-desk freescoutFreeScout: Stored XSS in mailbox signature via same-origin JS uploadCVE-2026-628547.6 High
- freescout-help-desk freescoutFreeScout: Stored HTML Injection in Administrator Alert Emails via Spoofed CF-Connecting-IP HeaderCVE-2026-1073936.1 Medium
- freescout-help-desk freescoutFreeScout has unrestricted file upload without rate limiting that leads to resource exhaustion (DoS)CVE-2026-535965.3 Medium
- freescout-help-desk freescoutFreeScout vulnerable to anonymous account takeover via /user-setup empty invite_hash on MySQLCVE-2026-53595Public exploit9.4 Critical
- freescout-help-desk freescoutFreeScout has Arbitrary File Read in App Logs Viewer via Forged Encrypted PathCVE-2026-535944.9 Medium
- freescout-help-desk freescoutFreeScout Vulnerable to Authenticated Remote Code Execution via incomplete upload extension denylist (.pht) — bypass of CVE-2025-48471CVE-2026-535938.8 High
- freescout-help-desk freescoutFreeScout vulnerable to prototype pollution in getQueryParamCVE-2026-535924.6 Medium
- freescout-help-desk freescoutFreeScout Vulnerable to Unauthenticated Conversation Thread Injection via HMAC Length Bypass in FetchEmailsCVE-2026-535918.6 High
- freescout-help-desk freescoutFreeScout Allows Unauthenticated Access to Legacy Attachment FilesCVE-2026-488127.5 High
- freescout-help-desk freescoutFreeScout Vulnerable to Unauthenticated Thread Read-Status Manipulation and Conversation Enumeration via Open Tracking EndpointCVE-2026-452956.5 Medium
- freescout-help-desk freescoutFreeScout: User Account Enumeration via Password Reset Response DifferentiationCVE-2026-452945.3 Medium
- freescout-help-desk freescoutFreeScout: Agent Impersonation via Missing HMAC Verification on Notification Reply Message-ID PathCVE-2026-471237.5 High
- freescout-help-desk freescoutFreeScout: Thread Edit Authorization Bypass via Missing Mailbox CheckCVE-2026-488104.3 Medium
- freescout-help-desk freescoutFreeScout: Thread Deletion Bypasses Mailbox Access RevocationCVE-2026-488114.3 Medium
- freescout-help-desk freescoutFreeScout: Conversation Change-Customer Cross-Mailbox Authorization BypassCVE-2026-419067.1 High
- freescout-help-desk freescoutFreeScout vulnerable to SSRF via Helper::sanitizeRemoteUrl: redirect destination not re-validated, allowing internal HTTP / cloud-metadata accessCVE-2026-419057.7 High
- freescout-help-desk freescoutFreeScout Stored XSS vulnerability in mailbox auto-reply: payload reaches every customer's email client (no CSP), bypassing strip_tags validator with mixed text+HTML contentCVE-2026-419047.6 High
- freescout-help-desk freescoutFreeScout's user invitation hash never expires: permanent unauthenticated account takeover if invite link leaksCVE-2026-419029.1 Critical
- freescout-help-desk freescoutFreeScout IDOR Vulnerability: PERM_EDIT_USERS allows modifying any user's notification subscriptions (incomplete fix of CVE-2025-48472)CVE-2026-419035.4 Medium
- freescout-help-desk freescoutFreeScout's Mailbox OAuth disconnect uses a state-changing GET and is CSRFableCVE-2026-411945.4 Medium
- freescout-help-desk freescoutFreeScout has Zip Slip path traversal in module installation that allows arbitrary file write leading to RCECVE-2026-411939.1 Critical
- freescout-help-desk freescoutFreeScout's client-controlled attachment IDs allow deletion of existing conversation attachmentsCVE-2026-411927.1 High
- freescout-help-desk freescoutFreeScout's signature only mailbox permission allows unauthorized mailbox chat setting changesCVE-2026-411917.1 High
- freescout-help-desk freescoutFreeScout has assigned-only visibility bypass via save_draft that allows hidden conversation draft injectionCVE-2026-411907.1 High
- freescout-help-desk freescoutFreeScout has assigned-only visibility bypass that allows editing hidden customer-authored threadsCVE-2026-411897.1 High
- freescout-help-desk freescoutFreeScout allows non-folder conversation queries to disclose assigned-only hidden conversationsCVE-2026-411834.3 Medium
- freescout-help-desk freescoutFreeScout's cross-user undo reply allows mailbox peers to recall another agent's outbound replyCVE-2026-405925.9 Medium
- freescout-help-desk freescoutFreeScout: Improper Authorization in Phone Conversation Creation Enables Cross-Mailbox Hidden Customer ModificationCVE-2026-405917.1 High
- freescout-help-desk freescoutFreeScout's Customer AJAX Create Modifies Hidden Existing CustomerCVE-2026-405904.3 Medium
- freescout-help-desk freescoutFreeScout has Customer Edit Cross-Mailbox Email TakeoverCVE-2026-405897.6 High
- freescout-help-desk freescoutFreeScout's Missing Authorization in load_customer_info Allows Any Authenticated User to Access Full Customer PIICVE-2026-405705.7 Medium
- freescout-help-desk freescoutFreeScout's Mass Assignment in Mailbox Connection Settings Enables Silent Email ExfiltrationCVE-2026-405699.0 Critical
- freescout-help-desk freescoutFreeScout Vulnerable to XSS via Mailbox Signature Due to Incomplete HTML SanitizationCVE-2026-405688.5 High
- freescout-help-desk freescoutFreeScout has HTML Injection in Outgoing Emails via Unsanitized Customer Name in Signature VariablesCVE-2026-405675.8 Medium
- freescout-help-desk freescoutFreeScout vulnerable to SSRF via IMAP/SMTP Connection Test EndpointsCVE-2026-405664.1 Medium
- freescoutFreeScout has Stored XSS / CSS Injection via linkify() — Unescaped URL in Anchor hrefCVE-2026-405656.1 Medium
- freescoutFreeScout has Authentication Bypass and Information Disclosure in SystemController via /system/cronCVE-2026-404988.9 High
- freescoutFreeScout Vulnerable to CSS Injection via Stored Style Tag in Mailbox Signature (CSRF Token Exfiltration)CVE-2026-404978.1 High
- freescoutFreeScout has Predictable Attachment Token that Allows Unauthenticated Private File Download via Brute ForceCVE-2026-404968.8 High
- freescoutFreeScout has an Unauthenticated IDOR in Open Tracking Endpoint Allows Cross-Conversation Thread Manipulation and EnumerationCVE-2026-35584Public exploit6.9 Medium
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