CVE-2026-101157

Received
Published: 06 Oct 2026, 19:40
Last modified:06 Oct 2026, 20:05

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.3 CRITICAL
v4.0 (cve.org)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

06 Oct 2026, 19:40
Published
Vulnerability first disclosed
06 Oct 2026, 20:05
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v4.0•CRITICAL•Score: 9.3CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L
  • v4.0•CRITICAL•Score: 9.3CVSS: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
  • v3.1•HIGH•Score: 8.7CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Techniques & Countermeasures

  • CWE-79•Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

    The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Affected Systems

  • arista networks•cloudvision cue

    ≥ 2021.2.0, ≤ 2026.2.0

References (1)