PT-2025-7478 · WordPress · Sendinblue – Yaysmtp

Cbejan + 1 · Published 2025-02-22 · Updated 2025-02-23 · CVE-2025-0953

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 Sendinblue – YaySMTP plugin for WordPress versions up to, and including, 1.1.1

Description The issue is related to Stored Cross-Site Scripting 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 Sendinblue – YaySMTP plugin for WordPress versions up to, and including, 1.1.1, update to a version that addresses the insufficient input sanitization and output escaping issue to prevent Stored Cross-Site Scripting attacks.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-0953

Affected Products

Sendinblue – Yaysmtp

References · 13

• https://osv.dev/vulnerability/CVE-2025-0953 · Vendor Advisory
• https://plugins.trac.wordpress.org/changeset/3234379 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-0953 · Security Note
• https://twitter.com/cybercronai/status/1893466287809929269 · Twitter Post
• https://twitter.com/CVEnew/status/1893288740996403642 · Twitter Post
• https://plugins.trac.wordpress.org/changeset/3270561 · Note
• https://t.me/cvedetector/18719 · Telegram Post
• https://t.me/cvenotify/112141 · Telegram Post
• https://t.me/latest_high_impact_cve/1868 · Telegram Post
• https://plugins.trac.wordpress.org/browser/smtp-sendinblue/trunk/includes/Functions.php · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/e7ba65ac-e568-4c13-961d-6453f281d9fc?source=cve · Note
• https://plugins.trac.wordpress.org/browser/smtp-sendinblue/trunk/includes/Helper/Utils.php · Note
• https://wordpress.org/plugins/smtp-sendinblue/#developers · Note