CVE-2026-101157

A stored cross-site scripting (XSS) vulnerability may allow an unauthenticated attacker with…

Risk score: 54/100
CVSS: 8.7 v3.1
Exploit chance (30 days): 0.2%
Published: 6 Oct 2026

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What to know

What it is: 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, acce…
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 8.7 high

References

https://www.arista.com/en/support/advisories-notices/security-advisory/24808-security-advisory-0192

Original 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.

Last activity 6 Oct 2026. Patch Forecast updates every hour.