What is CVE-2026-102155?

CVE-2026-102155 is a high-severity vulnerability in Arista Networks Cloudvision Cue, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.5/10. Published 2026-10-06.

How severe is CVE-2026-102155?

High severity. CVSS v3 base score is 8.5 out of 10.

XXE in Arista Networks Cloudvision Cue

CVE-2026-102155

An XML External Entity (XXE) injection vulnerability in the WiFi-server Spectralight application allows any authenticated user to send malicious requests, leading to arbitrary local file disclosure and partial denial of service.

Vulnerability class: XXE (XML External Entity)

Published 2026-10-06 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Arista Networks Cloudvision Cue

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

www.arista.com/en/support/advisories-notices/security-advisory/24806-security-a… (vendor-advisory)

Frequently asked questions

What is CVE-2026-102155?: CVE-2026-102155 is a high-severity vulnerability in Arista Networks Cloudvision Cue, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 8.5/10. Published 2026-10-06.
How severe is CVE-2026-102155?: High severity. CVSS v3 base score is 8.5 out of 10.