Quick answers
- Is CVE-2026-119404 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-119404 being exploited in the wild.
- How severe is CVE-2026-119404?
- Medium severity, with a CVSS score of 5.9, published 10 November 2026.
- Which products and versions are affected?
- Microsoft Windows Client for NFS.
- Is there a fix for CVE-2026-119404?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-119404 attacked?
- It is attacked over the network, in an operating system.
- Am I affected by CVE-2026-119404?
- Check whether you run Microsoft Windows Client for NFS. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
Improper access control in the Windows Client for NFS component allows an unauthenticated network attacker to bypass intended security restrictions. The vulnerability requires network connectivity to an affected system but does not require user interaction or prior authentication. A successful exploit could allow an attacker to access restricted NFS resources.
Affected products
- Microsoft Windows Client for NFS
Timeline
- 2026-11-10: disclosed