nextlevelbuilder GoClaw/GoClaw Lite RPC improper authorization
Priority LOW 37CWE-266Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Privilege escalation, Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-266 and CWE-285.
Summary
A flaw has been found in nextlevelbuilder GoClaw and GoClaw Lite up to 3.8.5. This affects an unknown function of the component RPC Handler. This manipulation causes improper authorization. The attack may be initiated remotely. The exploit has been published and may be used. Upgrading to version 3.9.0 mitigates this issue. Patch name: 406022e79f4a18b3070a446712080571eff11e30. You should upgrade the affected component.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00381 32nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed GoClaw (nextlevelbuilder): 3.9.0GoClaw Lite (nextlevelbuilder): 3.9.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| nextlevelbuilder | GoClaw | 3.8.0; 3.8.1; 3.8.2; 3.8.3; 3.8.4; 3.8.5 | 3.9.0 | Patch available | CNA |
| nextlevelbuilder | GoClaw Lite | 3.8.0; 3.8.1; 3.8.2; 3.8.3; 3.8.4; 3.8.5 | 3.9.0 | Patch available | CNA |
- GoClaw Vendornextlevelbuilder Affected 3.8.0; 3.8.1; 3.8.2; 3.8.3; 3.8.4; 3.8.5 Fixed in 3.9.0 Patch available CNA
- GoClaw Lite Vendornextlevelbuilder Affected 3.8.0; 3.8.1; 3.8.2; 3.8.3; 3.8.4; 3.8.5 Fixed in 3.9.0 Patch available CNA
Remediation
- Fix · CNA GoClaw (nextlevelbuilder) Fixed in 3.9.0
- Fix · CNA GoClaw Lite (nextlevelbuilder) Fixed in 3.9.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-7505
- 2026-10-03 Alias added: GHSA-p2qq-m885-cm42
References
Patch 3
More nextlevelbuilder vulnerabilities
- TI-2026-09124 nextlevelbuilder GoClaw Webhook Verification auth.go resolveAuth missing authentication CVSS 4.0MEDIUM 6.9
- TI-2026-08957 nextlevelbuilder GoClaw write_file Tool fsbridge.go FsBridge.WriteFile os command injection CVSS 4.0MEDIUM 6.9
- TI-2026-14855 nextlevelbuilder GoClaw jq Handler tools_invoke.go ExecTool.Execute information disclosure CVSS 4.0MEDIUM 5.3
- TI-2026-13540 nextlevelbuilder GoClaw credentialed_exec.go ExecTool.Execute improper authorization CVSS 4.0MEDIUM 5.3
- TI-2026-13494 nextlevelbuilder GoClaw web_fetch web_shared.go isPrivateIP server-side request forgery CVSS 4.0MEDIUM 5.3
- TI-2026-13493 nextlevelbuilder GoClaw Invoke Endpoint tools_invoke.go ToolsInvokeHandler.ServeHTTP authorization CVSS 4.0MEDIUM 5.3
Sources
- CVE-2026-7505 · CVE Program
- CVE-2026-7505 · NVD
- FIRST EPSS
- GHSA-p2qq-m885-cm42 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences