What’s Vulnerable › Vulnerabilities

CVE-2026-73737: Unauthenticated Path Traversal in HPE Networking Fabric Composer API Endpoint Allows Unauthorized File Modification

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-01 · updated 2026-09-03
• Weakness: CWE-22

Description

An unauthenticated path traversal vulnerability exists in the API endpoint of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to manipulate user generated files, potentially leading to unauthorized changes in critical system configurations, if certain preconditions outside of the attacker's control are met.

Affected products

• Hewlett Packard Enterprise (HPE) Fabric Composer: through 7.3.3

References

• https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US

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