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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-101158

Security Advisory 0185

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Arista Networks CloudVision Portal

Default version status: unaffected

  • 2026.2.0affected
  • 2026.1.0 to ≤ 2026.1.2affected
  • 2025.3.0 to ≤ 2025.3.3affected
  • 1.0.0 to < 2025.3.0affected

References