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No exploitation reported

CVE-2026-79855

Authentication Bypass in the SSH Daemon of AOS-8 leads to Complete System Compromise

No exploitation reported by the sources we read.

  • Published2026-10-22
  • WeaknessCWE-288

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An authentication bypass vulnerability in the SSH daemon of AOS-8 allows an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation allows an attacker to gain administrative privileges leading to complete compromise of the AOS-8 host.

Timeline

dates in UTC
  1. 2026-10-2219:17CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-24 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-79855?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-79855?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-79855 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVE recordread 2026-10-24
  • CISA-ADPSSVC decisionnone2026-10-23
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.19.8read 2026-10-24
  • CISA-ADPweakness (CWE)CWE-288read 2026-10-24
  • FIRST EPSSEPSS score0.4 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2026-10-22
Last Modified
2026-10-24
NVD status
Received

Frequently asked questions

What is CVE-2026-79855?

An authentication bypass vulnerability in the SSH daemon of AOS-8 allows an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation allows an attacker to gain administrative privileges leading to complete compromise of the AOS-8 host.

Is CVE-2026-79855 actively exploited?

Active exploitation of CVE-2026-79855 has not been confirmed. Its EPSS score was 0.4% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-79855?

CVE-2026-79855 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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