# Gotenberg has incomplete fix for ExifTool arbitrary file write: case-insensitive bypass and missing HardLink/SymLink tags

Source: https://junglewise.ai/threats/gotenberg-has-incomplete-fix-for-exiftool-arbitrary-file-write-case-8b018d89  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-07  
License: CC BY 4.0 with a link back

Severity: medium · CVSS 4 · Published 2026-04-07

Gotenberg has incomplete fix for ExifTool arbitrary file write: case-insensitive bypass and missing HardLink/SymLink tags

Technologies: [github.com/gotenberg/gotenberg/v8 (Go)](https://junglewise.ai/threats/technologies/github-com-gotenberg-gotenberg-v8). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Medium severity, with a CVSS score of 4, published 7 April 2026.

**Which products and versions are affected?** github.com/gotenberg/gotenberg/v8 (Go) SEMVER:introduced=0,fixed=8.30.0.

**Is there a fix for This vulnerability?** Yes. github.com/gotenberg/gotenberg/v8 (Go): upgrade to 8.30.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run github.com/gotenberg/gotenberg/v8 (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/gotenberg/gotenberg/v8 (Go): upgrade to 8.30.0 or later

  ```sh
  go get github.com/gotenberg/gotenberg/v8@v8.30.0
  ```


## Affected products

- github.com/gotenberg/gotenberg/v8 (Go) SEMVER:introduced=0,fixed=8.30.0

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- [GO-2026-5587 - Gotenberg has incomplete fix for ExifTool arbitrary file write: case-insensitive bypass and missing…](https://junglewise.ai/threats/go-2026-5587-gotenberg-has-incomplete-fix-for-exiftool-arbitrary-file-5b46f3f0)