CVE-2025-0918

SMTP for SendGrid – YaySMTP <= 1.4 - Unauthenticated Stored Cross-Site Scripting via Email Logs

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

7.2

CVSS Score

7.2

CVSS Score

high

Severity

1.5

Patched in

48d

Time to patch

Description

The SMTP for SendGrid – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Low

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<=1.4

PublishedFebruary 22, 2025

Last updatedApril 10, 2025

Affected pluginsmtp-sendgrid

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/b98f2a85-9535-4bf5-900c-f4f630c7b502?source=api-prod

Check if your site is affected.

Run a free security audit to detect vulnerable plugins, outdated versions, and misconfigurations.

Run free audit Browse CVE database