High severity · published Oct 22, 2026
CVE-2026-79955
Unauthenticated Memory Corruption Vulnerability leads to Denial-of-Service in AOS-8
New
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
An unauthenticated memory corruption vulnerability exists in a service accessed via the PAPI protocol in AOS-8 that could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to disrupt the availability of the affected service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
ArubaOS (AOS) · Hewlett Packard Enterprise (HPE)
8.13.0.0 through 8.13.3.0; 8.10.0.0 through 8.10.0.23 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-79955
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-79955
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05162en_us&docLocale=en_US
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