CVE-2026-42607: Grav Vulnerable to Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

critical Affects getgrav/grav. Feed 2026.10.29.2, updated 2026-10-29; published 2026-05-05; advisory modified 2026-09-10.

Grav Vulnerable to Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

Package: getgrav/grav Composer
Affected versions: <2.0.0-beta.2
Fixed in: 2.0.0-beta.2
Severity: critical CVSS 9.1
Exploitation: not on CISA KEV · EPSS 4% (91.3th percentile)
Published: 2026-05-05
Source: osv.dev

References

CWE-94

NVD record getgrav/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.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

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

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