CVE-2024-30503

WordPress Mailster plugin <= 4.0.6 - Reflected Cross Site Scripting (XSS) vulnerability

Published Mar 29, 2024 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EverPress Mailster mailster.This issue affects Mailster: from n/a through <= 4.0.6.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-28423 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EverPress Mailster allows Reflected XSS.This issue affects Mailster: from n/a through 4.0.6.
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EverPress Mailster allows Reflected XSS.This issue affects Mailster: from n/a through 4.0.6. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EverPress Mailster mailster.This issue affects Mailster: from n/a through <= 4.0.6.
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Type Values Removed Values Added
First Time appeared Mailster
Mailster mailster
CPEs cpe:2.3:a:mailster:mailster:*:*:*:*:*:wordpress:*:*
Vendors & Products Mailster
Mailster mailster
Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:09 PM
Reserved
Mar 27, 2024, 11:51 AM
Status
Modified
Published
Mar 29, 2024, 1:15 PM
Modified
Jun 17, 2026, 7:27 AM