VulnSocial

CVE-2026-39835Disclosure(golang / crypto)

LOWCVSS 5.3 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil.

golang CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-295CWE-476

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • crypto

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
golang
Products
crypto

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-06-26: 1Technical Details · 2026-06-26: 106-26
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • DailyCVE@dailycve
    Disclosure

    🟠 golangorg/x/#crypto/ssh, Invoking server panic during CheckHostKey/Authenticate flow, #CVE-2026-39835 (Moderate) -DC-Jun2026-658 https://dailycve.com/golangorg-x-crypto-ssh-invoking-server-panic-during-checkhostkey-authenticate-flow-cve-2026-39835-moderate-dc-jun2026-658/

    Post summary

    CVE-2026-39835 in golang.org/x/crypto/ssh has been disclosed, causing a server panic during authentication; no exploit, patch, or active exploitation details are provided.

    0000042
    216 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appgolangcrypto-go-

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