Vulnerability Details CVE-2021-34667
The Calendar_plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to the use of `$_SERVER['PHP_SELF']` in the ~/calendar.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.7%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
References
Products affected by CVE-2021-34667
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cpe:2.3:a:calendar_plugin_project:calendar_plugin:-
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cpe:2.3:a:calendar_plugin_project:calendar_plugin:1.0