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CVE-2026-59193

Grav CMS — Improper Handling of Highly Compressed Data in Installer::unZip() PUBLISHED

Description (CNA)

Grav is a file-based Web platform. Prior to 2.0.0, an authenticated admin.super user can crash Grav or fill the disk by uploading a specially crafted ZIP archive through the Direct Install tool because Installer::unZip calls ZipArchive::extractTo without limits on uncompressed size, entry count, or directory depth. This issue is fixed in version 2.0.0.

Affected (CNA)

Vendor / productVersions
getgrav / gravaffected >= 1.0.0, < 2.0.0

CWE

CWE-409

References

ADP enrichment

CISA-ADP

No English description supplied.