CVE-2026-42590

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.30.0, The ExifTool metadata write blocklist in Gotenberg can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. ExifTool supports group-prefix...

CVE-2026-42590 Gotenberg: ExifTool group-prefix syntax bypasses dangerous-tag blocklist

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.30.0, The ExifTool metadata write blocklist in Gotenberg can be bypassed using ExifTool's group-prefix syntax, enabling arbitrary file rename, move, hardlink, and symlink creation on the server. ExifTool supports group-prefix...

Incomplete List of Disallowed Inputs

Overview Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs via the metadata process. An attacker can rename, move, or create links to files within the container by submitting specially crafted metadata values that bypass the intended blocklist. This may also...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the extraHttpHeaders field in the /forms/chromium/screenshot/url endpoint, where user-supplied scope patterns are compiled without a proper timeout. An attacker can cause the...