Vulnerability Details CVE-2021-47812
GravCMS 1.10.7 contains an unauthenticated vulnerability that allows remote attackers to write arbitrary YAML configuration and execute PHP code through the scheduler endpoint. Attackers can exploit the admin-nonce parameter to inject base64-encoded payloads and create malicious custom jobs with system command execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 27.3%
CVSS Severity
CVSS v3 Score 7.5
References