CVSS 3.1 Score 5.4 of 10 (medium)


Published Jan 3, 2024
Updated: Feb 2, 2024


CVE-2023-7027 is a vulnerability found in the POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress. The vulnerability allows unauthenticated attackers to perform Stored Cross-Site Scripting by exploiting the 'device' header. This can lead to the injection of arbitrary web scripts on pages, which will execute whenever a user accesses an injected page. The affected versions include all versions up to and including 2.8.7. To remediate this vulnerability, users should update to a version that includes the necessary input sanitization and output escaping measures. This vulnerability poses a medium risk with a base severity score of 5.4 according to NIST's rating, as it requires low privileges and user interaction is required for exploitation.

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