What’s Vulnerable › Vulnerabilities

CVE-2018-19520

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-11-25 · updated 2026-06-17
• Weakness: CWE-94

Description

An issue was discovered in SDCMS 1.6 with PHP 5.x. app/admin/controller/themecontroller.php uses a check_bad function in an attempt to block certain PHP functions such as eval, but does not prevent use of preg_replace 'e' calls, allowing users to execute arbitrary code by leveraging access to admin template management.

Affected products

• PHP: from 5.0.0 through 5.6.38
• Sdcms: 1.6

References

• https://blog.whiterabbitxyj.com/cve/SDCMS_1.6_code_execution.doc
• https://github.com/WhiteRabbitc/WhiteRabbitc.github.io/blob/master/cve/SDCMS_1.6_code_execution.doc
• https://blog.whiterabbitxyj.com/cve/SDCMS_1.6_code_execution.doc
• https://github.com/WhiteRabbitc/WhiteRabbitc.github.io/blob/master/cve/SDCMS_1.6_code_execution.doc

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