CVE-2025-27354: WordPress Simple Email Subscriber plugin <= 2.3 - Reflected Cross Site Scripting (XSS) vulnerability

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-17 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in phil88530 Simple Email Subscriber simple-email-subscriber allows Reflected XSS.This issue affects Simple Email Subscriber: from n/a through <= 2.3.

Affected products

phil88530 Simple Email Subscriber: through 2.3

References

https://patchstack.com/database/Wordpress/Plugin/simple-email-subscriber/vulnerability/wordpress-simple-email-subscriber-plugin-2-3-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

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