Security Advisory

CVE-2026-3455

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-03 05:00:11

Last updated 2026-03-03 15:17:56

Assigner snyk

State PUBLISHED

Description

Versions of the package mailparser before 3.9.3 are vulnerable to Cross-site Scripting (XSS) via the textToHtml() function due to the improper sanitisation of URLs in the email content. An attacker can execute arbitrary scripts in victim browsers by adding extra quote " to the URL with embedded malicious JavaScript code.

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