CVE-2026-101158
Security Advisory 0185
CVSS Score
8.4
EPSS Score
0.0%
EPSS Percentile
0th
A missing input validation vulnerability in the Fileserver upload API allows an authenticated attacker with file upload privileges to execute stored cross-site scripting (XSS). Successful exploitation could enable the attacker to hijack another CloudVision user's web session, potentially granting full access to their account and administrative permissions.
| CWE | CWE-79 |
| Vendor | arista networks |
| Product | cloudvision portal |
| Published | Oct 6, 2026 |
| Last Updated | Oct 6, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Arista Networks / CloudVision Portal
2026.2.0 2026.1.0 ≤ 2026.1.2 2025.3.0 ≤ 2025.3.3 1.0.0 < 2025.3.0