VULNERABILITY INTELLIGENCE

CVE-2026-3455

CVSS score6.1 MEDIUM
EPSS probability0.36%
CISA KEVNot currently listed
Published2026-03-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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.

Weakness classification

  • report@snyk.io: CWE-79

Primary references