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カテゴリ
CVE-2026-40567

FreeScout has HTML Injection in Outgoing Emails via Unsanitized Customer Name in Signature Variables

概要

FreeScout has HTML Injection in Outgoing Emails via Unsanitized Customer Name in Signature Variables

原文の説明

取得元が公開している説明をそのまま載せています (多くは英語)。

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.213, an unauthenticated attacker can inject arbitrary HTML into outgoing emails generated by FreeScout by sending an email with a crafted From display name. The name is stored in the database without sanitization and rendered unescaped into outgoing reply emails via the {%customer.fullName%} signature variable. This allows embedding phishing links, tracking pixels, and spoofed content inside legitimate support emails sent from the organization's address. Version 1.8.213 fixes the issue.

出典: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

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