CVE-2025-30523

WordPress Super Simple Subscriptions plugin <= 1.1.0 - SQL Injection vulnerability

7.6 High

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Marcel-NL Super Simple Subscriptions super-simple-subscriptions allows SQL Injection.This issue affects Super Simple Subscriptions: from n/a through <= 1.1.0.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: Low

Exploit likelihood

0.56%Up 0.5 points since Mar 25, 2025

What each source reports

CVE List Score used 7.6

WordPress Super Simple Subscriptions plugin <= 1.1.0 - SQL Injection vulnerability

Record: CVE-2025-30523
CVSS 3.1: 7.6 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Weakness: CWE-89
Updated: 2026-11-02

EUVDEUVD-2025-7984 7.6

Record: EUVD-2025-7984
CVSS 3.1: 7.6 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-chcj-cf82-v7fw 7.6

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')...

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Marcel-NL Super Simple Subscriptions allows SQL Injection. This issue affects Super Simple Subscriptions: from n/a through 1.1.0.

Record: GHSA-chcj-cf82-v7fw
CVSS 3.1: 7.6 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Weakness: CWE-89
Updated: 2026-11-02

NVD 7.6

Record: CVE-2025-30523
CVSS 3.1: 7.6 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L
Weakness: CWE-89
Updated: 2026-11-02

Affected products

marcel-nl super simple subscriptions

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-2025-30523 is a high vulnerability (CVSS 7.6) in Marcel-nl Super Simple Subscriptions, published March 24, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.