CVE-2018-0618

mailman: Cross-site scripting vulnerability allows malicious listowners to inject scripts into listinfo pages

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Severity

Moderate

Red Hat Product Security

4.8

CVSS 3.0

Review impact separately from score.

Published · June 22, 2018

Updated · November 22, 2025

Description

A cross-site scripting vulnerability (XSS) has been discovered in mailman due to the host_name field not being properly validated. A malicious list owner could use this flaw to create a specially crafted list and inject client-side scripts.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.8
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')