What’s Vulnerable › Vulnerabilities

CVE-2026-76746: Unauthenticated Adjacent Buffer Overflow Vulnerability Leading to Information Disclosure in AOS-S

• Severity: critical (CVSS 9.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-06 · updated 2026-10-07
• Weakness: CWE-120

Description

An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.

Affected products

• Hewlett Packard Enterprise (HPE) AOS-Switch (AOS-S): from 16.11.0000 through 16.11.0031

References

• https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05156en_us&docLocale=en_US

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