# CVE-2025-4876: Hardcoded Key Revealed in ConnectWise Password Encryption Utility

> Attackers can extract a hardcoded AES key to decrypt sensitive CSV files used for network scanning in ConnectWise Risk Assessment.

- **Severity:** Medium 6.0 (`CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 May 2025
- **Updated:** 3 Sep 2025
- **Also known as:** GHSA-prf9-gx8m-9cfq

## What is CVE-2025-4876?

CVE-2025-4876 is a medium-severity vulnerability in ConnectWise Risk Assessment, published on 19 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

ConnectWise-Password-Encryption-Utility.exe in ConnectWise Risk Assessment allows an attacker to extract a hardcoded AES decryption key via reverse engineering. This key is embedded in plaintext within the binary and used in cryptographic operations without dynamic key management. Once obtained the key can be used to decrypt CSV input files used for authenticated network scanning.

Weakness: CWE-321 (Use of Hard-coded Cryptographic Key)

## Which versions are affected by CVE-2025-4876?

It affects 1 product.


Products: Connectwise Risk Assessment.

## How do I fix CVE-2025-4876?

No fix has been published for CVE-2025-4876 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-4876 being exploited?

There is no known exploitation of CVE-2025-4876 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-4876 and fix it if it is affected.

What it is: CVE-2025-4876 is a medium-severity vulnerability in ConnectWise Risk Assessment, published on 19 May 2025. 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-2025-4876 in the wild and no public exploit code.

Affected product: ConnectWise Risk Assessment. 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-2025-4876/ (Markdown: https://insights.sbomify.com/CVE-2025-4876/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-4876
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-4876
- OSV: https://osv.dev/vulnerability/CVE-2025-4876

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-4876/
Summaries are generated and may contain mistakes; the official description above is the record.