CVE-2026-40893

CVE-2026-40893 (Gotenberg/ExifTool blocklist bypass) Prior to 8.31.0, Gotenberg’s metadata processing only blocked the bare tag name (FileName), allowing group-prefixed tags like System:FileName to bypass the blocklist, enabling remote attackers to rename, move, or alter file permissions within t...

CVE-2026-40893 Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-40893

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-40893 Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-40893 Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-42589

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg's /forms/pdfengines/metadata/write HTTP endpoint accepts a JSON metadata object and passes its keys directly to ExifTool via the go-exiftool library. No validation is performed on key characters. A \n embedded i...

CVE-2026-42589 Gotenberg: Unauthenticated RCE via ExifTool Metadata Key Injection

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg's /forms/pdfengines/metadata/write HTTP endpoint accepts a JSON metadata object and passes its keys directly to ExifTool via the go-exiftool library. No validation is performed on key characters. A \n embedded i...

CVE-2026-42589 Gotenberg: Unauthenticated RCE via ExifTool Metadata Key Injection

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg's /forms/pdfengines/metadata/write HTTP endpoint accepts a JSON metadata object and passes its keys directly to ExifTool via the go-exiftool library. No validation is performed on key characters. A \n embedded i...

CVE-2026-42589 Gotenberg: Unauthenticated RCE via ExifTool Metadata Key Injection

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg's /forms/pdfengines/metadata/write HTTP endpoint accepts a JSON metadata object and passes its keys directly to ExifTool via the go-exiftool library. No validation is performed on key characters. A \n embedded i...

CVE-2026-42589

Gotenberg CVE-2026-42589: The issue is an unauthenticated remote code execution in Gotenberg

Exploit for Code Injection in Exiftool_Project Exiftool

CVE-2021-22204 - ExifTool Arbitrary Code Execution An upgrade...

Gotenberg 操作系统命令注入漏洞

Gotenberg is an open-source, developer-friendly API developed by Gotenberg. It is used to convert various document formats into PDF files. Versions of Gotenberg prior to 8.31.0 contained a vulnerability related to operating system command injection. This vulnerability stemmed from insufficient...

Gotenberg 安全漏洞

Gotenberg is an open-source, developer-friendly API developed by Gotenberg. It is used to convert various document formats into PDF files. Versions of Gotenberg prior to 8.31.0 contained security vulnerabilities. These vulnerabilities stemmed from a flaw where only whether the tag was “FileName”...

Gotenberg 安全漏洞

Gotenberg is an open-source, developer-friendly API developed by Gotenberg. It is used to convert various document formats into PDF files. Versions of Gotenberg prior to 8.30.0 contained security vulnerabilities. These vulnerabilities stemmed from the ability to bypass the blacklist for ExifTool...

CVE-2026-40893: External Control of File Name or Path

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files...

CVE-2026-42590: Incomplete List of Disallowed Inputs

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-2026-42589: Improper Neutralization of Special Elements used in an OS Command

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg's /forms/pdfengines/metadata/write HTTP endpoint accepts a JSON metadata object and passes its keys directly to ExifTool via the go-exiftool library. No validation is performed on key characters. A \n embedded i...

CVE-2026-43893

exiftool-vendored provides cross-platform Node.js access to ExifTool. Prior to 35.19.0, exiftool-vendored starts ExifTool in -stayopen True -@ - mode, where arguments are read from stdin one per line. In affected versions, several caller-supplied strings were interpolated into ExifTool arguments...

CVE-2026-43893 exiftool-vendored: Argument injection via newline characters in tag names

exiftool-vendored provides cross-platform Node.js access to ExifTool. Prior to 35.19.0, exiftool-vendored starts ExifTool in -stayopen True -@ - mode, where arguments are read from stdin one per line. In affected versions, several caller-supplied strings were interpolated into ExifTool arguments...

CVE-2026-43893 exiftool-vendored: Argument injection via newline characters in tag names

exiftool-vendored provides cross-platform Node.js access to ExifTool. Prior to 35.19.0, exiftool-vendored starts ExifTool in -stayopen True -@ - mode, where arguments are read from stdin one per line. In affected versions, several caller-supplied strings were interpolated into ExifTool arguments...