CVE-2026-113881

Published Oct 27, 2026 CWE-121 CWE-129

Description

A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.

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Weakness Type (CWE)

CWE-121 CWE-121
CWE-129 CWE-129

References

Frequently Asked Questions

What is CVE-2026-113881? +
A stack-based buffer overflow vulnerability in Fireware OS's VPN Network Access Enforcement process allows an authenticated mobile VPN user to create a denial of service condition and potentially execute arbitrary code as an unprivileged process by sending a specially crafted request.
How do I check if I'm vulnerable to CVE-2026-113881? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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