Vulnerability Details CVE-2025-66294
Grav is a file-based Web platform. Prior to 1.8.0-beta.27, a Server-Side Template Injection (SSTI) vulnerability exists in Grav that allows authenticated attackers with editor permissions to execute arbitrary commands on the server and, under certain conditions, may also be exploited by unauthenticated attackers. This vulnerability stems from weak regex validation in the cleanDangerousTwig method. This vulnerability is fixed in 1.8.0-beta.27.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 19.0%
CVSS Severity
CVSS v3 Score 8.8
References
Products affected by CVE-2025-66294
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cpe:2.3:a:getgrav:grav:1.7.48
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cpe:2.3:a:getgrav:grav:1.7.49
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cpe:2.3:a:getgrav:grav:1.7.49.1
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cpe:2.3:a:getgrav:grav:1.7.49.2
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cpe:2.3:a:getgrav:grav:1.7.49.3
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cpe:2.3:a:getgrav:grav:1.7.49.4
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cpe:2.3:a:getgrav:grav:1.7.49.5
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cpe:2.3:a:getgrav:grav:1.8.0