# CVE-2026-50604: Unauthenticated Access Vulnerability in NitroSense and PredatorSense Software

> An unauthenticated attacker can bypass authentication in the Acer Agent Service to access restricted functionality in NitroSense and PredatorSense.

- **Severity:** Medium 4.9 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:U`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Sep 2026
- **Updated:** 17 Sep 2026
- **Also known as:** GHSA-qxc2-c2cj-76r5

## What is CVE-2026-50604?

CVE-2026-50604 is a medium-severity authentication bypass vulnerability in Acer Agent Service, published on 17 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability has been identified in the Acer Agent Service component included with NitroSense and PredatorSense. The socket handshake process does not properly require authentication before granting access to the service. Under certain circumstances, an unauthorized connection may be established, potentially allowing access to functionality that should be restricted.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2026-50604?


## How do I fix CVE-2026-50604?

No fix has been published for CVE-2026-50604 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-50604 being exploited?

There is no known exploitation of CVE-2026-50604 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-50604 and fix it if it is affected.

What it is: CVE-2026-50604 is a medium-severity authentication bypass vulnerability in Acer Agent Service, published on 17 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-50604 in the wild and no public exploit code.

Affected product: Acer Agent Service. 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-2026-50604/ (Markdown: https://insights.sbomify.com/CVE-2026-50604/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-50604
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-50604
- OSV: https://osv.dev/vulnerability/CVE-2026-50604

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-50604/
Summaries are generated and may contain mistakes; the official description above is the record.