# CVE-2026-2809: Endpoint DLP Driver DLL

> A privileged user can trigger an integer overflow in the DLL Injector causing a Blue Screen of Death, requiring the Endpoint DLP module to be enabled.

- **Severity:** Medium 6.7 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA: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:** 17 Mar 2026
- **Updated:** 18 Mar 2026
- **Also known as:** GHSA-m8vf-x457-28cv

## What is CVE-2026-2809?

CVE-2026-2809 is a medium-severity vulnerability in Endpoint DLP Module for Netskope Client, published on 17 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Netskope was notified about a potential gap in its Endpoint DLP Module for Netskope Client on Windows systems. The successful exploitation of the gap can potentially allow a privileged user to trigger an integer overflow within the DLL Injector, leading to a Blue-Screen-of-Death (BSOD). Successful exploitation would require the Endpoint DLP module to be enabled in the client configuration. A successful exploit can potentially result in a denial-of-service for the local machine.

Weakness: CWE-190 (Integer Overflow or Wraparound)

## Which versions are affected by CVE-2026-2809?


## How do I fix CVE-2026-2809?

No fix has been published for CVE-2026-2809 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-2809 being exploited?

There is no known exploitation of CVE-2026-2809 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2809 and fix it if it is affected.

What it is: CVE-2026-2809 is a medium-severity vulnerability in Endpoint DLP Module for Netskope Client, published on 17 Mar 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-2026-2809 in the wild and no public exploit code.

Affected product: Endpoint DLP Module for Netskope Client. 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-2026-2809/ (Markdown: https://insights.sbomify.com/CVE-2026-2809/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2809
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2809
- OSV: https://osv.dev/vulnerability/CVE-2026-2809

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2809/
Summaries are generated and may contain mistakes; the official description above is the record.