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

high Affects getgrav/grav. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

Grav is vulnerable to Arbitrary File Read

Package
getgrav/grav Composer
Affected versions
<1.8.0-beta.27
Fixed in
1.8.0-beta.27
Severity
high  CVSS 8.5
Exploitation
not on CISA KEV · EPSS 0% (39.3th percentile)
Published
2025-12-02
Source
osv.dev

References

CWE-22
NVD recordgetgrav/grav advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs   How findings are ranked

Related advisories