CISA KEV

CVE-2012-1823

PHP-CGI Query String Parameter Vulnerability

sapi/cgi/cgi_main.c in PHP, when configured as a CGI script, does not properly handle query strings, which allows remote attackers to execute arbitrary code.

VendorPHP

ProductPHP

EPSS100.0%

Added to KEVMar 25, 2022

Remediation DueApr 15, 2022

Known Ransomware UseUnknown

CWECWE-20

Required Action

Apply updates per vendor instructions.

From Disclosure to Action

Know how quickly you need to move.

For CVE-2012-1823, added to the catalogue on Mar 25, 2022 with a remediation deadline of Apr 15, 2022.

Added to KEVMar 25, 2022

Seraph AlertSame day

Remediation DueApr 15, 2022

ValidationOngoing

Overdue1657 days overdue

Recommended action: Apply vendor remediation guidance.

Seraph Context

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Exploitation Context

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References

https://nvd.nist.gov/vuln/detail/CVE-2012-1823

More from PHP in the KEV catalogue.

CVE-2016-10033PHPMailerAdded Jul 07, 2025 CVE-2019-11043FastCGI Process Manager (FPM)Added Mar 25, 2022

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