CVE-2026-101155

Security Advisory 0189

State: Published
Severity: 8.6 High
Published: Oct 6, 2026
Updated: Oct 6, 2026
Reserved: Sep 28, 2026

Description

An authenticated remote attacker with specific permissions can read or write files on the platform filesystem beyond the intended scope through specially crafted requests and/or crafted file uploads to the Software Management Studio Software Repository.

Scores

CVSS	Score	Vector	Source
4.0	8.6 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	Arista
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	Arista

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products

Product	Versions
CloudVision PortalArista Networks	2026.2.0Affected 2026.1.0 through 2026.1.2Affected 2025.3.0 through 2025.3.3Affected 2024.2.0 to before 2025.3.0Affected

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24805-security-advisory-0189vendor-advisory

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