CVE-2023-7027: XSS
First published: Wed Jan 03 2024(Updated: )
The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘device’ header in all versions up to, and including, 2.8.7 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.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wpexperts Post SMTP | <2.8.8 |
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Reference Links
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7e8911a3-ce0f-420c-bf2a-1c2929d01cef?source=cve
- https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/includes/rest-api/v1/rest-api.php#L79
- https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/mobile.php#L219
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3016126%40post-smtp%2Ftrunk&old=3012318%40post-smtp%2Ftrunk&sfp_email=&sfph_mail=
- http://packetstormsecurity.com/files/176525/WordPress-POST-SMTP-Mailer-2.8.7-Authorization-Bypass-Cross-Site-Scripting.html
Frequently Asked Questions
What is the severity of CVE-2023-7027?
CVE-2023-7027 has a high severity rating due to its potential for Stored Cross-Site Scripting attacks.
How do I fix CVE-2023-7027?
To fix CVE-2023-7027, update the POST SMTP Mailer plugin to version 2.8.8 or later.
Who is affected by CVE-2023-7027?
All users of the POST SMTP Mailer plugin for WordPress versions 2.8.7 and earlier are affected by CVE-2023-7027.
What kind of vulnerability is CVE-2023-7027?
CVE-2023-7027 is a Stored Cross-Site Scripting vulnerability due to insufficient input sanitization.
Can CVE-2023-7027 be exploited remotely?
Yes, CVE-2023-7027 can be exploited remotely if the conditions of the vulnerability are met.
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