CVE-2026-113881
Fireware OS Stack Buffer Overflow in VPN Network Access Enforcement Allows Unprivileged Code Execution
- State
- Published
- Severity
- 6.1 Medium
- Published
- Oct 27, 2026
- Updated
- Oct 27, 2026
- Reserved
- Oct 20, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.1 Medium | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N | WatchGuard |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Fireware OSWatchGuard |
|
References
- https://psirt.watchguard.com/CVE-2026-113881vendor-advisory
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