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This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all constraint extensions. Additionally, the in-memory keyring returned by NewKeyring() now rejects keys with unsupported constraint extensions instead of silently ignoring them.
Metrics
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OR
*cpe:2.3:a:golang:crypto:*:*:*:*:*:go:*:* versions up to (excluding) 0.52.0
Added
Reference Type
Go Project: https://go.dev/cl/778642 Types: Issue Tracking
Added
Reference Type
Go Project: https://go.dev/issue/79435 Types: Issue Tracking
Added
Reference Type
Go Project: https://groups.google.com/g/golang-announce/c/a082jnz-LvI Types: Mailing List
Added
Reference Type
Go Project: https://pkg.go.dev/vuln/GO-2026-5006 Types: Vendor Advisory
CVE Modified by CISA-ADP5/22/2026 3:17:02 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
New CVE Received from Go Project5/22/2026 12:16:22 AM
Action
Type
Old Value
New Value
Added
Description
When adding a key to a remote agent constraint extensions such as [email protected] were not serialized in the request. Destination restrictions were silently stripped when forwarding keys, allowing unrestricted use of the key on the remote host. The client now serializes all constraint extensions. Additionally, the in-memory keyring returned by NewKeyring() now rejects keys with unsupported constraint extensions instead of silently ignoring them.