# CVE-2026-84869: ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization

> Attackers can execute files on a host via ScreenConnect client file-transfer actions without authorization or confirmation, leading to code execution.

- **Severity:** Critical 9.9 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Yes, since 11 Sep 2026 (CISA KEV)
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Sep 2026
- **Updated:** 12 Sep 2026
- **Also known as:** GHSA-rc8v-f46m-jcgm

## What is CVE-2026-84869?

CVE-2026-84869 is a critical missing authorization vulnerability in ConnectWise ScreenConnect, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted.

Weakness: CWE-862 (Missing Authorization), CWE-269 (Improper Privilege Management)

## Which versions are affected by CVE-2026-84869?

It affects 1 product.


Products: Connectwise Screenconnect.

## How do I fix CVE-2026-84869?

No fix has been published for CVE-2026-84869 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 14 Sep 2026.

## Is CVE-2026-84869 being exploited?

Yes. Attackers have exploited CVE-2026-84869 in the wild since at least 11 Sep 2026.

## Other vulnerabilities in ConnectWise ScreenConnect

- [CVE-2024-1709](https://insights.sbomify.com/CVE-2024-1709/): ConnectWise ScreenConnect Authentication Bypass (critical 10.0, exploited in the wild)
- [CVE-2024-1708](https://insights.sbomify.com/CVE-2024-1708/): ConnectWise ScreenConnect Path Traversal (high 8.4, exploited in the wild)
- [CVE-2025-3935](https://insights.sbomify.com/CVE-2025-3935/): ConnectWise ScreenConnect Improper Authentication (high 8.1, exploited in the wild)
- [CVE-2025-14265](https://insights.sbomify.com/CVE-2025-14265/): Improper server-side validation in ScreenConnect extension framework (critical 9.1)
- [CVE-2025-14823](https://insights.sbomify.com/CVE-2025-14823/): Certificate Signing Extension Returns Encrypted Values (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-84869 and fix it if it is affected.

What it is: CVE-2026-84869 is a critical missing authorization vulnerability in ConnectWise ScreenConnect, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: Yes. Attackers have exploited CVE-2026-84869 in the wild since at least 11 Sep 2026.

Affected product: ConnectWise ScreenConnect. 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-2026-84869/ (Markdown: https://insights.sbomify.com/CVE-2026-84869/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-84869
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-84869
- OSV: https://osv.dev/vulnerability/CVE-2026-84869

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-84869/
Summaries are generated and may contain mistakes; the official description above is the record.