CVE-2026-27141
Sending certain HTTP/2 frames can cause a server to panic in golang.org/x/net
7.5CVSSHIGH
Description
Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
and 1 more affected products View all →
Attack Graph
Products CVE Techniques Tactics
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Exploitability
Official Patch Available
MITRE ATT&CK
2 techniques Impact
Initial Access
References
https://nvd.nist.gov/vuln/detail/CVE-2026-27141
nvd.nist.gov
https://go.dev/cl/746180
go.dev
https://go.dev/issue/77652
go.dev
and 8 more references View all →
Timeline
Published
Feb 26, 2026
Last Updated
Feb 27, 2026
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