CVE-2026-79873 — CRITICAL (9.3)

Vulnerability Description

Authentication bypass vulnerabilities in the PAPI protocol of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data on affected devices.

CVSS Score

9.3

CRITICAL

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05162en_us&docLocal

FAQ

What is CVE-2026-79873?

CVE-2026-79873 is a vulnerability with a CVSS score of 9.3 (CRITICAL). Authentication bypass vulnerabilities in the PAPI protocol of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allo...

How severe is CVE-2026-79873?

CVE-2026-79873 has been rated CRITICAL with a CVSS base score of 9.3/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-79873?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.