CVE-2026-86132

Published: Set 30, 2026 Last Modified: Set 30, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,2
Source: 5d1c2695-1a31-4499-88ae-e847036fd7e3
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A

Description

AI Translation Available

An integer underflow vulnerability in the WatchGuard Fireware OS IKEv2 daemon (iked) allows a remote, unauthenticated attacker to crash the process by sending a specially crafted encrypted IKEv2 message negotiated with an AES-GCM cipher suite.

191

Integer Underflow (Wrap or Wraparound)

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Instability Modify Memory Execute Unauthorized Code Or Commands Bypass Protection Mechanism
Applicable Platforms
Languages: C, C++, Java, C#
View CWE Details
https://psirt.watchguard.com/CVE-2026-86132
https://psirt.watchguard.com/CVE-2026-86132