CVE-2025-27354

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

7.1 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.30%Up 0.3 points since Apr 18, 2025

What each source reports

CVE List Score used 7.1

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

Record: CVE-2025-27354
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2025-11644 7.1

Record: EUVD-2025-11644
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-x86c-4rx9-m7gw 7.1

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

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

Record: GHSA-x86c-4rx9-m7gw
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2025-27354
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

phil88530 simple email subscriber

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-27354 is a high vulnerability (CVSS 7.1) in Phil88530 Simple Email Subscriber, published April 17, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. No source names a fixed version.