critical CVE-2026-19318
WatchGuard Fireware OS iked process: Memory corruption possible
NVD (NIST) reports one vulnerability in WatchGuard Fireware OS iked process with severity critical. The stated impact is memory corruption. Affected: CVE-2026-19318. The full description, affected versions and recommended action are available from NVD (NIST).
- Attack vector
- over the network
- Access needed
- none
- CVSS
- 9.3
What this means for you
Depending on exploitability, a memory error leads to a crash or to execution of foreign code. Treat it like a code execution flaw until the opposite is demonstrated.
Original source
Insights
More articles
Weekly situation, week 39: 83 advisories, 22 critical
Between 20 Sep and 27 Sep 2026 our sources recorded 83 advisories: 22 critical, 61 high.
Weekly situation, week 38: 108 advisories, 26 critical
Between 13 Sep and 20 Sep 2026 our sources recorded 108 advisories: 26 critical, 82 high.
Weekly situation, week 37: 117 advisories, 24 critical
Between 6 Sep and 13 Sep 2026 our sources recorded 117 advisories: 24 critical, 93 high.
Contact
Reputation takes years. Destruction takes seconds.
Talk to us before somebody else does. The first conversation is free and we reply the same business day.