CVSS v3
8.2
HIGH
EPSS Score
44.3%
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
The OptinMonster WordPress plugin is vulnerable to sensitive information disclosure and unauthorized setting updates due to insufficient authorization validation via the logged_in_or_has_api_key function in the ~/OMAPI/RestApi.php file that can used to exploit inject malicious web scripts on sites with the plugin installed. This affects versions up to, and including, 2.6.4.
The OptinMonster WordPress plugin is vulnerable to sensitive information disclosure and unauthorized setting updates due to insufficient authorization validation via the logged_in_or_has_api_key function in the ~/OMAPI/RestApi.php file that can used to exploit inject malicious web scripts on sites with the plugin installed. This affects versions up to, and including, 2.6.4.
Active exploitation of CVE-2021-39341 has not been confirmed. The EPSS score is 44.3%, indicating the estimated probability of exploitation in the next 30 days.
CVE-2021-39341 has a CVSS v3 base score of 8.2 (HIGH severity).
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Ranked by exploit probability (EPSS).