CVE-2026-111830highCWE-79

CVE-2026-111830: high-severity vulnerability in WP Mailster

WordPress WP Mailster plugin <= 1.9.1.0 - Cross Site Scripting (XSS) vulnerability

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.1epss 0.2%
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Mailster WP Mailster wp-mailster allows Stored XSS.This issue affects WP Mailster: from n/a through 1.9.1.0.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Affected products
WP Mailster · WP Mailster
Related CVEs — WP Mailster

In the same product, most dangerous first.

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