Security Advisory 0192
Summary
| CVE | CVE-2026-101157 |
|---|---|
| State | PUBLISHED |
| Assigner | Arista |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-06 20:17:09 UTC |
| Updated | 2026-10-07 13:38:48 UTC |
| Description | A stored cross-site scripting (XSS) vulnerability may allow an unauthenticated attacker with adjacent-network access to inject malicious content that executes when an authenticated user views affected content. Successful exploitation may allow the attacker to compromise the victim's authenticated browser session, access sensitive data, modify system state, or disrupt affected services. |
Risk And Classification
Primary CVSS: v4.0 9.3 CRITICAL from [email protected]
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.002180000 probability, percentile 0.112350000 (date 2026-10-07)
Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 9.3 | CRITICAL | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/C... |
| 4.0 | CNA | CVSS | 9.3 | CRITICAL | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L |
| 3.1 | [email protected] | Secondary | 8.7 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L |
| 3.1 | CNA | CVSS | 8.7 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L |
CVSS v4.0 Breakdown
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Arista Networks | CloudVision CUE | affected 2021.2.0 2026.2.0 custom | CloudVision CUE on-premises, virtual appliance or physical appliance |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.arista.com/en/support/advisories-notices/security-advisory/24808-securit... | [email protected] | www.arista.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Additional Advisory Data
Solutions
CNA: CVE-2026-101157 has been fixed in the following releases: - 2026.2.1 and later releases
Workarounds
CNA: There is no mitigation or workaround available for this issue.