Vulnerability Description
The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘msg’ parameter in all versions up to, and including, 2.8.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. CVE-2023-6621 appears to be a duplicate of this issue. CVE-2024-29128 appears to be a duplicate of this issue.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wpexperts | Post Smtp | < 2.8.7 |
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Wizard/NewWizIssue Tracking
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&newPatch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7681f984-d488-4da7-afeThird Party Advisory
- https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Wizard/NewWizIssue Tracking
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&newPatch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7681f984-d488-4da7-afeThird Party Advisory
FAQ
What is CVE-2023-6629?
CVE-2023-6629 is a vulnerability with a CVSS score of 6.1 (MEDIUM). The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘msg’ parameter in all ve...
How severe is CVE-2023-6629?
CVE-2023-6629 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-6629?
Check the references section above for vendor advisories and patch information. Affected products include: Wpexperts Post Smtp.