# CVE-2026-93965: aiyiyi121 SxDevOps MCP STDIO Server Management services.py subprocess.Popen command injection

> Remote attackers can execute arbitrary commands via the MCP STDIO Server Management endpoint in SxDevOps.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Sep 2026
- **Updated:** 21 Sep 2026
- **Also known as:** GHSA-4jm5-5g2j-mj84

## What is CVE-2026-93965?

CVE-2026-93965 is a medium-severity command injection vulnerability in aiyiyi121 SxDevOps, published on 20 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

A flaw has been found in aiyiyi121 SxDevOps 1.0/1.1. Affected is the function subprocess.Popen of the file backend/aiops/services.py of the component MCP STDIO Server Management. This manipulation of the argument endpoint_or_command causes command injection. The attack may be initiated remotely. Patch name: 2b4bf8585c3e731e7a8af30801ea46680bc783f9. To fix this issue, it is recommended to deploy a patch. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Weakness: CWE-77 (Improper Neutralization of Special Elements used in a Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-93965?


## How do I fix CVE-2026-93965?

No fix has been published for CVE-2026-93965 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-93965 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-93965 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-93965 and fix it if it is affected.

What it is: CVE-2026-93965 is a medium-severity command injection vulnerability in aiyiyi121 SxDevOps, published on 20 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-93965 exists.

Affected product: aiyiyi121 SxDevOps. 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-2026-93965/ (Markdown: https://insights.sbomify.com/CVE-2026-93965/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-93965
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-93965
- OSV: https://osv.dev/vulnerability/CVE-2026-93965

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-93965/
Summaries are generated and may contain mistakes; the official description above is the record.