CVE-2026-59193

Summary

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.

Impact & exploitability

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.

Official patch: https://github.com/getgrav/grav/commit/23d6f2adf4ce11889c088ac8557c8314baeef781 ↗

Additional information

• NVD record
• https://github.com/getgrav/grav/commit/23d6f2adf4ce11889c088ac8557c8314baeef781Patch
• https://github.com/getgrav/grav/security/advisories/GHSA-2vcx-h8p2-9pg9Advisory
• https://github.com/getgrav/grav/releases/tag/2.0.0