# CVE-2026-113362: NEC WebSAM Winshare improper access control in installation folder

Source: https://junglewise.ai/threats/cve-2026-113362-improper-access-control-in-the-program-installation-folder-in  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-09. Updated: 2026-11-09  
License: CC BY 4.0 with a link back

CVE-2026-113362 · Severity: info · Published 2026-11-09

NEC WebSAM Winshare is a web-based system administration tool for Windows environments. A local attacker with low privileges can place a malicious DLL file in the program installation folder that gets loaded by a system-level process, allowing them to execute arbitrary code with SYSTEM privileges and take full control of the computer.

Technologies: [Nec WebSAM Winshare](https://junglewise.ai/threats/technologies/websam-winshare). Vendors: [Nec](https://junglewise.ai/threats/vendors/nec).

## Quick answers

**Is CVE-2026-113362 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-113362 being exploited in the wild.

**How severe is CVE-2026-113362?** Informational severity, published 9 November 2026.

**Which products and versions are affected?** Nec WebSAM Winshare 7.5.0 and earlier (excluding 7.3.3), 7.6.0, 7.7.0 through 7.7.1.

**Is there a fix for CVE-2026-113362?** 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-2026-113362 attacked?** It is attacked with local access, in a hosted service.

**Am I affected by CVE-2026-113362?** Check whether you run Nec WebSAM Winshare at an affected version. 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

The vulnerability is an improper access control flaw in the WebSAM Winshare installation directory on Windows, allowing DLL injection. A locally authenticated attacker with low privileges can craft a malicious DLL and place it where a SYSTEM-level process loads it, gaining code execution as SYSTEM. This is a privilege escalation attack requiring local access and successful DLL hijacking.

## Affected products

- NEC WebSAM Winshare 7.5.0 and earlier (excluding 7.3.3), 7.6.0, 7.7.0 through 7.7.1

## Timeline

- 2026-11-09: disclosed

## References

- [https://jpn.nec.com/security-info/secinfo/nv26-006_en.html](https://jpn.nec.com/security-info/secinfo/nv26-006_en.html)

## Related threats

- [NEC WebSAM WinShare buffer overflow in data receiving](https://junglewise.ai/threats/cve-2026-113364-buffer-overflow-in-the-data-receiving-process-in-nec-corporation)
- [NEC WebSAM WinShare remote code execution in network communication processing](https://junglewise.ai/threats/cve-2026-113363-improper-input-validation-in-the-network-communication)