# CVE-2026-5584: Fosowl agenticSeek query Endpoint PyInterpreter.py PyInterpreter.execute code injection

> Remote attackers can execute arbitrary code via the query endpoint in Fosowl agenticSeek due to unsafe handling in PyInterpreter.execute.

- **Severity:** Medium 6.9 (`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`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Apr 2026
- **Updated:** 6 Apr 2026
- **Also known as:** GHSA-8mc4-x5m7-gvc2

## What is CVE-2026-5584?

CVE-2026-5584 is a medium-severity code injection vulnerability in Fosowl agenticSeek, published on 5 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official 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.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-5584?

It affects 1 product.


Products: Fosowl Agenticseek.

## How do I fix CVE-2026-5584?

No fix has been published for CVE-2026-5584 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-5584 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5584 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-5584 and fix it if it is affected.

What it is: CVE-2026-5584 is a medium-severity code injection vulnerability in Fosowl agenticSeek, published on 5 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5584 exists.

Affected product: Fosowl agenticSeek. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-5584/ (Markdown: https://insights.sbomify.com/CVE-2026-5584/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-5584
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-5584
- OSV: https://osv.dev/vulnerability/CVE-2026-5584

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-5584/
Summaries are generated and may contain mistakes; the official description above is the record.