PT-2025-16039 · WordPress · Yaysmtp

D.Sim · Published 2025-04-11 · Updated 2025-04-12 · CVE-2025-3434

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: YaySMTP plugin for WordPress versions up to and including 1.8

Description: The issue is related to Stored Cross-Site Scripting via Email Logs, which occurs due to insufficient input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Recommendations: For YaySMTP plugin for WordPress versions up to and including 1.8, update to a version later than 1.8 to resolve the issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-3434

Affected Products

Yaysmtp

References · 11

• https://nvd.nist.gov/vuln/detail/CVE-2025-3434 · Security Note
• https://plugins.trac.wordpress.org/browser/smtp-amazon-ses/trunk/includes/Helper/Utils.php · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/78ac91af-4d71-43f4-b9fc-cf5e6874e7de?source=cve · Note
• https://twitter.com/vulns_space/status/1910628101798638047 · Twitter Post
• https://t.me/cvedetector/22734 · Telegram Post
• https://plugins.trac.wordpress.org/changeset/3270161 · Note
• https://twitter.com/cybercronai/status/1910992627488416111 · Twitter Post
• https://wordpress.org/plugins/smtp-amazon-ses · Note
• https://twitter.com/CVEnew/status/1910615227483173020 · Twitter Post
• https://t.me/cvetracker/21408 · Telegram Post
• https://plugins.trac.wordpress.org/browser/smtp-amazon-ses/trunk/includes/Functions.php · Note