CVE-2026-32283
Published:April 08, 2026
Updated:April 20, 2026
If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources. This can lead to a denial of service. This only affects TLS 1.3.
Affected Packages
https://github.com/golang/go.git (GITHUB):
Affected version(s) >=go1 <go1.25.9Fix Suggestion:
Update to version go1.25.9https://github.com/golang/go.git (GITHUB):
Affected version(s) >=go1.26.0 <go1.26.2Fix Suggestion:
Update to version go1.26.2github.com/golang/go (GO):
Affected version(s) >=go1 <go1.25.9Fix Suggestion:
Update to version go1.25.9github.com/golang/go (GO):
Affected version(s) >=go1.26.0 <go1.26.2Fix Suggestion:
Update to version go1.26.2Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Allocation of Resources Without Limits or Throttling
EPSS
Base Score:
0.02
