What’s Vulnerable › Vulnerabilities

CVE-2025-66300: Grav is vulnerable to Arbitrary File Read

• Severity: high (CVSS 8.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-01 · updated 2026-09-26
• Weakness: CWE-22

Description

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, A low privilege user account with page editing privilege can read any server files using "Frontmatter" form. This includes Grav user account files (/grav/user/accounts/*.yaml), which store hashed user password, 2FA secret, and the password reset token. This can allow an adversary to compromise any registered account by resetting a password for a user to get access to the password reset token from the file or by cracking the hashed password. This vulnerability is fixed in 1.8.0-beta.27.

Affected products

• getgrav grav: before 1.8.0; 1.8.0-beta1, 1.8.0-beta10, 1.8.0-beta11, 1.8.0-beta12, 1.8.0-beta13, 1.8.0-beta14 (+20) — fixed in 1.8.0

How to fix

Upgrade to a fixed version: getgrav grav 1.8.0. Check the vendor advisory for mitigations.

References

• https://github.com/getgrav/grav/commit/ed640a13143c4177af013cf001969ed2c5e197ee
• https://github.com/getgrav/grav/security/advisories/GHSA-p4ww-mcp9-j6f2

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