CVE-2026-16199: Nextlevelbuilder Goclaw

Medium severity, CVSS 6.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A flaw has been found in nextlevelbuilder GoClaw up to 3.13.3-beta.3. This affects the function ExecTool.Execute of the file goclaw/internal/tools/credentialed_exec.go. Executing a manipulation can lead to improper authorization. The attack may be launched remotely. The exploit has been published and may be used.

Affected products

• Nextlevelbuilder Goclaw: version 3.13.3-beta.0 only; version 3.13.3-beta.1 only; version 3.13.3-beta.2 only; version 3.13.3-beta.3 only

Published 2026-07-19. Last modified 2026-07-20.