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UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-76743

A vulnerability have been identified in the management interface of AOS-S that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls if certain preconditions outside of the attacker's control are met.

CRITICAL 9.8EPSS 0.55%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability have been identified in the management interface of AOS-S that could potentially allow an unauthenticated remote attacker to circumvent existing authentication controls if certain preconditions outside of the attacker's control are met. Successful exploitation could allow an attacker to gain unauthorized access to the affected system.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.55% probability · 46th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-287
Source
security-alert@hpe.com
EPSS trend
0%3%5%7 October 2026: 0.56%26 October 2026: 0.55%7 October 202626 October 2026

EPSS moved from 0.6% on 7 October 2026 to 0.5% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.