Critical severity · published Sep 1, 2026
CVE-2026-73778
Credential Manager Vulnerability Allows Unauthorized Administrative Access
9.8
CVSS
0.5%
EPSS
No
On KEV
Description
A vulnerability exists in the Credential Manager component that may allow for unauthorized administrative access. An unauthenticated remote attacker could exploit this vulnerability on a device in its factory-default or post-ZTP state before any administrator has configured credentials by providing a predictable factory-default password. Successful exploitation could result in full administrative control of the affected device during the initial setup process.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AO
AOS-CX · Hewlett Packard Enterprise (HPE)
10.18.0000 through 10.18.0001; 10.17.0000 through 10.17.1021; 10.16.0000 through 10.16.1051; 10.13.0000 through 10.13.1180; 10.10.0000 through 10.10.1180 · source: vendor
AR
Arubaos-cx · Hpe
through 10.10.1180; 10.13.0000 through 10.13.1180; 10.16.0000 through 10.16.1051; 10.17.0000 through 10.17.1021; 10.18.0001 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73778
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73778
Patch
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
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