CVE-2026-10219: Nextlevelbuilder Goclaw

High severity, CVSS 7.3. EPSS: 1.3% chance of exploitation in the next 30 days.

A vulnerability was found in nextlevelbuilder GoClaw up to 3.11.3. This impacts the function FsBridge.WriteFile of the file internal/sandbox/fsbridge.go of the component write_file Tool. Performing a manipulation results in os command injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The pull request to fix this issue awaits acceptance.

Affected products

• Nextlevelbuilder Goclaw: version 3.11.0 only; version 3.11.1 only; version 3.11.2 only; version 3.11.3 only

Published 2026-06-01. Last modified 2026-07-22.