Critical [CVE-2026-19766] Fabric Composer: authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer
This critical-severity HPE Aruba Networking advisory covers CVE-2026-19766 affecting Fabric Composer.
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Summary
An authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the AFC host.
- Fabric Composer 7.0.0 through 7.3.3
Official advisory · high-confidence parse· fetched 3 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 3 hours ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · high-confidence parse· fetched 3 hours ago·verify at source
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