Arista CloudVision up to 2025.3.3/2026.1.2/2026.2.0 Single Sign-On Login Flow input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0$0-$5k0.90

Summaryinfo

A vulnerability was found in Arista CloudVision up to 2025.3.3/2026.1.2/2026.2.0. It has been declared as critical. The impacted element is an unknown function of the component Single Sign-On Login Flow. Such manipulation leads to input validation. This vulnerability is documented as CVE-2026-101152. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Arista CloudVision up to 2025.3.3/2026.1.2/2026.2.0. It has been rated as critical. Affected by this issue is some unknown processing of the component Single Sign-On Login Flow. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Insufficient validation in the Single Sign-On (SSO) login flow could allow a remote, unauthenticated attacker to craft a URL that, when clicked by a user, causes the identity provider (IdP) to deliver authentication material to an attacker-controlled URL instead of to CloudVision.

The advisory is shared for download at arista.com. This vulnerability is handled as CVE-2026-101152 since 09/28/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 2025.3.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.0
CNA Vector (Arista): 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: CloudVision 2025.3.0

Timelineinfo

09/28/2026 CVE reserved
10/06/2026 +8 days Advisory disclosed
10/06/2026 +0 days VulDB entry created
10/06/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: arista.com
Status: Confirmed

CVE: CVE-2026-101152 (🔒)
GCVE (CVE): GCVE-0-2026-101152
GCVE (VulDB): GCVE-100-414476

Entryinfo

Created: 10/06/2026 21:54
Changes: 10/06/2026 21:54 (76)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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