Description
The SMTP for Sendinblue – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.2 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.
Published: 2025-02-22
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-4437 The SMTP for Sendinblue – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.1.1 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.
History

Wed, 08 Apr 2026 19:30:00 +0000

Type Values Removed Values Added
References

Wed, 08 Apr 2026 18:30:00 +0000

Type Values Removed Values Added
Description The SMTP for Sendinblue – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.1.1 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. The SMTP for Sendinblue – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.2 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.
Title SMTP for Sendinblue – YaySMTP <= 1.1.1 - Unauthenticated Stored Cross-Site Scripting via Email Logs SMTP for Sendinblue – YaySMTP <= 1.2 - Unauthenticated Stored Cross-Site Scripting via Email Logs
References

Wed, 05 Mar 2025 22:00:00 +0000

Type Values Removed Values Added
First Time appeared Yaycommerce
Yaycommerce yaysmtp
CPEs cpe:2.3:a:yaycommerce:yaysmtp:*:*:*:*:*:wordpress:*:*
Vendors & Products Yaycommerce
Yaycommerce yaysmtp

Mon, 24 Feb 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 22 Feb 2025 12:45:00 +0000

Type Values Removed Values Added
Description The SMTP for Sendinblue – YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.1.1 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.
Title SMTP for Sendinblue – YaySMTP <= 1.1.1 - Unauthenticated Stored Cross-Site Scripting via Email Logs
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}


Subscriptions

Yaycommerce Yaysmtp
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-08T17:30:26.158Z

Reserved: 2025-01-31T19:56:58.737Z

Link: CVE-2025-0953

cve-icon Vulnrichment

Updated: 2025-02-24T12:50:48.237Z

cve-icon NVD

Status : Modified

Published: 2025-02-22T13:15:11.850

Modified: 2026-04-08T19:22:49.200

Link: CVE-2025-0953

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses