Incorrect default permissions in Arista Extensible Operating System (EOS) - CVE-2026-52895
Published: June 24, 2026
Vulnerability identifier: #VU135095
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-52895
CWE-ID: CWE-276
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Arista Networks
Affected software:
Arista Extensible Operating System (EOS)
Arista Extensible Operating System (EOS)
Detailed vulnerability description
The vulnerability allows a local user to view and alter user credentials.
The vulnerability exists due to incorrect default permissions in the device when handling credential data for logged-in users. A local user can access and modify credential data to view and alter user credentials.
Exploitation is limited to users logged into the device.
How to mitigate CVE-2026-52895
Install security update from vendor's website.