WordPress security changelog
MEDIUM CVE-2019-11843 Modified

Mailpoet: Cross-site scripting

Mailpoet is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 6.1 CVSS · cve@mitre.org
NVD score 6.1 CVSS 3.1 · nvd@nist.gov
Component
Mailpoet
Plugin slug
mailpoet
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jun 02, 2020
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Jun 02, 2020 and is one of 4 known issues for this plugin.

Patch or disable the affected component.

Update Mailpoet to a release outside the affected range, or disable and remove it until a fixed version is available.

Technical description

The MailPoet plugin before 3.23.2 for WordPress allows remote attackers to inject arbitrary web script or HTML using extra parameters in the URL (Reflective Server-Side XSS).

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

Primary and upstream sources