CVE-2025-53256

WordPress YaySMTP plugin <= 2.6.6 - SQL Injection Vulnerability

7.6 High

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in YayCommerce YaySMTP yaysmtp allows SQL Injection.This issue affects YaySMTP: from n/a through <= 2.6.6.

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

0.42%Up 0.4 points since Jun 28, 2025

What each source reports

CVE List Score used 7.6

WordPress YaySMTP plugin <= 2.6.6 - SQL Injection Vulnerability

Record: CVE-2025-53256
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-2025-19394 7.6

Record: EUVD-2025-19394
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-7vgr-96mf-8ggc 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 YayCommerce YaySMTP allows SQL Injection. This issue affects YaySMTP: from n/a through 6.8.1.

Record: GHSA-7vgr-96mf-8ggc
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-2025-53256
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

yaycommerce yaysmtp

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-2025-53256 is a high vulnerability (CVSS 7.6) in Yaycommerce Yaysmtp, published June 27, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.