CVE-2023-7027

Public Exploit

Description

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.

Category

7.2
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.37%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory wordfence.com
Affected: wpexpertsio POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications
Published at:
Updated at:

References

Link Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/7e8911a3-ce0f-420c-bf2a-1c2929d01cef?source=cve third party advisory
https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/includes/rest-api/v1/rest-api.php#L79 exploit
https://plugins.trac.wordpress.org/browser/post-smtp/trunk/Postman/Mobile/mobile.php#L219 exploit
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= patch
http://packetstormsecurity.com/files/176525/WordPress-POST-SMTP-Mailer-2.8.7-Authorization-Bypass-Cross-Site-Scripting.html third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2023-7027?
CVE-2023-7027 has been scored as a high severity vulnerability.
How to fix CVE-2023-7027?
To fix CVE-2023-7027, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-7027 being actively exploited in the wild?
It is possible that CVE-2023-7027 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-7027?
CVE-2023-7027 affects wpexpertsio POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications.
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