CVE-2016-10033
PHPMailer Command Injection Vulnerability
MITRE ATT&CK techniques
How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.
Summary
PHPMailer contains a command injection vulnerability because it fails to sanitize user-supplied input. Specifically, this issue affects the 'mail()' function of 'class.phpmailer.php' script. An attacker can exploit this issue to execute arbitrary code within the context of the application. Failed exploit attempts will result in a denial-of-service condition.
Affected software
Vendor: PHP · Product: PHPMailer
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in PHP
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2012-1823 | PHP-CGI Query String Parameter Vulnerability | 100.0% | Yes |
| CVE-2019-11043 | PHP FastCGI Process Manager (FPM) Buffer Overflow Vulnerability | 99.4% | Yes |
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