Answer in brief
CVE-2026-73703 records a High severity (CVSS 8.8) vulnerability in Unauthenticated Stored Cross-Site Scripting (XSS) Vulnerability in HPE Networking Fabric Composer Web-Based Management Interface. The current sources do not mark it as known exploited. The current feed maps Hewlett Packard Enterprise (HPE)/Fabric Composer (generic), Hewlett Packard Enterprise (HPE)/Fabric Composer (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 8.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Hewlett Packard Enterprise (HPE)/Fabric Composer (generic), Hewlett Packard Enterprise (HPE)/Fabric Composer (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:arubanetworks:fabric_composer:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Hewlett Packard Enterprise (HPE)/Fabric Composergeneric | * | Not reported |
| Hewlett Packard Enterprise (HPE)/Fabric Composergeneric | 7.0.0 | Not reported |
Published upstream
Sep 1, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 2, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Sep 1, 2026
A vulnerability in the web-based management interface of HPE Networking Fabric Composer could allow an unauthenticated adjacent attacker to conduct a stored cross-site scripting (XSS) attack against a 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.
Quoted source text, attributed separately from HOL analysis.