CVE-2026-35458
Critical
Description
Gotenberg is an API for converting document formats. In 8.29.1 and earlier, Gotenberg uses dlclark/regexp2 to compile user-supplied scope patterns without setting a proper timeout. Users with access to features using this logic can hang workers indefinitely.
SeverityCritical
CVSS9.8
Exploit probability—
ProductThecodingmachine Gotenberg
PublishedApr 7, 2026
First seenApr 7, 2026
Weakness typeCWE-1333CWE-1333
How to fix
Update
- thecodingmachine gotenberg8.29.1 or later
- github.com/gotenberg/gotenberg/v88.30.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| thecodingmachine gotenberg | v < 8.29.1 | 8.29.1 |
| github.com/gotenberg/gotenberg/v8Go | v < 8.30.0 | 8.30.0 |
| github.com/gotenberg/gotenberg/v7Go | No range specified | — |
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