HTTP2: HTTP.sys CVE-2026-49160 Denial of Service

This signature detects attempts to exploit a known vulnerability against Windows Server. A successful attack can result in a denial-of-service condition.

References

CVE: CVE-2026-49160

Short Name
HTTP2:CVE-2026-49160-DOS
Severity
Major
Recommended
True
Recommended Action
Drop
Category
HTTP2
Keywords
CVE-2026-49160 Denial HTTP.sys Service of
Release Date
06/16/2026
Supported Platforms

srx-branch-19.3

vsrx3bsd-19.2

srx-19.4

vsrx3bsd-19.4

srx-branch-19.4

vsrx-19.4

srxevo-25.4

vsrx-26.2

srx-26.2

srx-branch-26.2

vsrx3bsd-26.2

vsrx-19.2

srx-19.3

Sigpack Version
3918
False Positive
Unknown

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