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CVE-2026-101151

Security Advisory 0187

MEDIUM
4.3
CVSS Score
Published: October 6, 2026 at 07:37 PM UTC
Updated: October 7, 2026 at 01:38 PM UTC
1 product affected across 1 vendorCloudVision Portal

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Insufficient validation of request in login flow could allow a remote, unauthenticated attacker to craft a URL that, when clicked by a user, redirects the user's browser to an arbitrary external site upon completion of the authentication process.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CloudVision Portal· Arista Networks
60%
2020.3.0 ≤ v < 2025.3.02025.3.0 ≤ v ≤ 2025.3.32026.1.0 ≤ v ≤ 2026.1.22020.3.02025.3.02026.1.02026.2.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://www.arista.com/en/support/advisories-notices/security-advisory/24803-security-advisory-0187

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMArista
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-601

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