CVE-2025-53256

HIGH 7.6

WordPress YaySMTP plugin <= 2.6.6 - SQL Injection Vulnerability

CVSS Score

7.6

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-89
Vendor	yaycommerce
Product	yaysmtp
Published	Jun 27, 2025
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

Low

Affected Versions

YayCommerce / YaySMTP

0 ≤ 2.6.6

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/yaysmtp/vulnerability/wordpress-yaysmtp-plugin-6-8-1-sql-injection-vulnerability?_s_id=cve

Credits

Nguyen Kim Sang (HPT Vietnam) | Patchstack Bug Bounty Program