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Medium 6.3Published May 22, 2026

CVE-2026-39828When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as forc…

Updated under an hour ago ()

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It affects golang crypto. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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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.

CVSS
6.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Weakness (CWE)
CWE-295, CWE-281
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Modified
Record last updated
Sep 11, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
golang crypto
golang:crypto
before 0.52.0
NVD

References

  • issue-tracking
  • issue-tracking
  • mailing-list
  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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