CVE-2026-39828

When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as force-command after a second factor succeeded. Returning non-nil Permissions with PartialSuccessError now results in a connection error.
References
Link Resource
https://go.dev/cl/781621 Issue Tracking
https://go.dev/issue/79562 Issue Tracking
https://groups.google.com/g/golang-announce/c/a082jnz-LvI Mailing List
https://pkg.go.dev/vuln/GO-2026-5014 Vendor Advisory
https://access.redhat.com/errata/RHSA-2026:26546
https://access.redhat.com/errata/RHSA-2026:26547
https://access.redhat.com/errata/RHSA-2026:36105
https://access.redhat.com/errata/RHSA-2026:36167
https://access.redhat.com/errata/RHSA-2026:36207
https://access.redhat.com/errata/RHSA-2026:36319
https://access.redhat.com/errata/RHSA-2026:36625
https://access.redhat.com/errata/RHSA-2026:36648
https://access.redhat.com/errata/RHSA-2026:36651
https://access.redhat.com/errata/RHSA-2026:36796
https://access.redhat.com/errata/RHSA-2026:36797
https://access.redhat.com/errata/RHSA-2026:36808
https://access.redhat.com/errata/RHSA-2026:37268
https://access.redhat.com/errata/RHSA-2026:37271
https://access.redhat.com/errata/RHSA-2026:37272
https://access.redhat.com/errata/RHSA-2026:37278
https://access.redhat.com/errata/RHSA-2026:37286
https://access.redhat.com/errata/RHSA-2026:37296
https://access.redhat.com/errata/RHSA-2026:37387
https://access.redhat.com/errata/RHSA-2026:40118
https://access.redhat.com/errata/RHSA-2026:40262
https://access.redhat.com/errata/RHSA-2026:40945
https://access.redhat.com/errata/RHSA-2026:40969
https://access.redhat.com/errata/RHSA-2026:40972
https://access.redhat.com/errata/RHSA-2026:40974
https://access.redhat.com/errata/RHSA-2026:41019
https://access.redhat.com/errata/RHSA-2026:41031
https://access.redhat.com/errata/RHSA-2026:41036
https://access.redhat.com/errata/RHSA-2026:41055
https://access.redhat.com/errata/RHSA-2026:41066
https://access.redhat.com/errata/RHSA-2026:42146
https://access.redhat.com/security/cve/CVE-2026-39828
https://bugzilla.redhat.com/show_bug.cgi?id=2480687
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-39828.json
Configurations

Configuration 1 (hide)

cpe:2.3:a:golang:crypto:*:*:*:*:*:go:*:*

History

21 Jul 2026, 12:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:42146 -

20 Jul 2026, 12:18

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2026:40119', 'source': '0b0ca135-0b70-47e7-9f44-1890c2a1c46c'}
  • () https://access.redhat.com/errata/RHSA-2026:41055 -

17 Jul 2026, 13:18

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:40945 -
  • () https://access.redhat.com/errata/RHSA-2026:40972 -
  • () https://access.redhat.com/errata/RHSA-2026:41019 -
  • () https://access.redhat.com/errata/RHSA-2026:41031 -
  • () https://access.redhat.com/errata/RHSA-2026:41036 -
  • () https://access.redhat.com/errata/RHSA-2026:41066 -

16 Jul 2026, 12:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:40118 -
  • () https://access.redhat.com/errata/RHSA-2026:40119 -
  • () https://access.redhat.com/errata/RHSA-2026:40262 -
  • () https://access.redhat.com/errata/RHSA-2026:40969 -
  • () https://access.redhat.com/errata/RHSA-2026:40974 -

10 Jul 2026, 12:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:37272 -
  • () https://access.redhat.com/errata/RHSA-2026:37278 -
  • () https://access.redhat.com/errata/RHSA-2026:37286 -
  • () https://access.redhat.com/errata/RHSA-2026:37296 -
  • () https://access.redhat.com/errata/RHSA-2026:37387 -

09 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:36651 -
  • () https://access.redhat.com/errata/RHSA-2026:36796 -
  • () https://access.redhat.com/errata/RHSA-2026:36797 -
  • () https://access.redhat.com/errata/RHSA-2026:36808 -
  • () https://access.redhat.com/errata/RHSA-2026:37268 -
  • () https://access.redhat.com/errata/RHSA-2026:37271 -

08 Jul 2026, 13:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:36105 -
  • () https://access.redhat.com/errata/RHSA-2026:36207 -
  • () https://access.redhat.com/errata/RHSA-2026:36319 -
  • () https://access.redhat.com/errata/RHSA-2026:36625 -
  • () https://access.redhat.com/errata/RHSA-2026:36648 -

07 Jul 2026, 12:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:36167 -

01 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:26546 -
  • () https://access.redhat.com/errata/RHSA-2026:26547 -

30 Jun 2026, 03:19

Type Values Removed Values Added
CWE CWE-281
References
  • () https://access.redhat.com/security/cve/CVE-2026-39828 -
  • () https://bugzilla.redhat.com/show_bug.cgi?id=2480687 -
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-39828.json -

02 Jun 2026, 16:33

Type Values Removed Values Added
References () https://go.dev/cl/781621 - () https://go.dev/cl/781621 - Issue Tracking
References () https://go.dev/issue/79562 - () https://go.dev/issue/79562 - Issue Tracking
References () https://groups.google.com/g/golang-announce/c/a082jnz-LvI - () https://groups.google.com/g/golang-announce/c/a082jnz-LvI - Mailing List
References () https://pkg.go.dev/vuln/GO-2026-5014 - () https://pkg.go.dev/vuln/GO-2026-5014 - Vendor Advisory
First Time Golang crypto
Golang
CPE cpe:2.3:a:golang:crypto:*:*:*:*:*:go:*:*
CWE CWE-295

22 May 2026, 18:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 6.3

22 May 2026, 04:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-05-22 04:16

Updated : 2026-07-21 12:18


NVD link : CVE-2026-39828

Mitre link : CVE-2026-39828

CVE.ORG link : CVE-2026-39828


JSON object : View

Products Affected

golang

  • crypto
CWE
CWE-295

Improper Certificate Validation

CWE-281

Improper Preservation of Permissions