CVE-2026-19313

Published Aug 28, 2026 CWE-122 CWE-190 CWE-680

Description

An heap overflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to execute arbitrary code by sending specially crafted network traffic.

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Weakness Type (CWE)

CWE-122 CWE-122

CWE-190 Integer Overflow

CWE-680 CWE-680

References

Other References

https://psirt.watchguard.com/CVE-2026-19313

Frequently Asked Questions

What is CVE-2026-19313? +

An heap overflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to execute arbitrary code by sending specially crafted network traffic.

How do I check if I'm vulnerable to CVE-2026-19313? +

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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