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CRITICAL

CVE-2026-73700

CVSS v3

9

CRITICAL

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim's browser in the context of the affected interface.

Technical details

Published
2026-09-01
Last Modified
2026-09-02

Frequently asked questions

What is CVE-2026-73700?

A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to conduct a stored cross-site scripting (XSS) attack against an administrative user of the interface. A successful exploit could allow an attacker to execute arbitrary script code in a victim's browser in the context of the affected interface.

Is CVE-2026-73700 actively exploited?

Active exploitation of CVE-2026-73700 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-73700?

CVE-2026-73700 has a CVSS v3 base score of 9 (CRITICAL severity).

Is CVE-2026-73700 affecting your environment?

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