Description


ICEWARP 10.3.4 and 11.0.0.0 contains a cross-site scripting vulnerability that allows attackers to inject malicious HTML elements into emails by embedding base64-encoded payloads in object and embed tags. Attackers can craft emails containing data URIs with embedded scripts that execute in the client when the email is viewed, compromising user sessions and stealing sensitive information.

Related CPE's


Weaknesses



CWE-79

CVSS impact metrics


CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

6.1 · Medium

Information


Source identifier

[email protected]

Vulnerability status

Modified

Published

2026-04-22T16:16:47.567Z

5 months ago

Last modified

2026-06-17T01:55:07.627Z

3 months ago