Vulnerability details

CVE-2026-102161

Arista Networks CloudVision CUE

Security Advisory 0190

CVSS 4.0

8.7High

Official description

An unauthenticated attacker located on an adjacent private network (or any attacker routed through a reverse proxy/load balancer that forwards client headers) can forge their source IP address and gain administrative session privileges on the CV-CUE backend.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (Arista)	`CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`
8.8High	3.1	CVEProject cvelistV5 (CNA) (Arista)	`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
Arista Networks	CloudVision CUE	2021.2.0 ≤ v ≤ 2026.2.0	CVEProject cvelistV5 (CNA)

References and advisories

https://www.arista.com/en/support/advisories-notices/security-advisory/24806-security-advisory-0190 vendor-advisory

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Details

Published: 2026-10-06
Last updated: 2026-10-06
State: Published
Assigner (CNA): Arista

Exploit prediction (EPSS)

0.21%

Probability of exploitation in 30 days

12%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-798
Use of Hard-coded Credentials
CWE-290
Authentication Bypass by Spoofing