CVE-2026-73733
Low
No strong exploitation signal.
CVSS base
5.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EPSS — probability of exploitation (30 days)
0.2%
7.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-287
Published 2026-09-01 · modified 2026-09-03
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | L | Low |
| Availability | N | None |
Timeline
- 2026-09-01 — Published (NVD)
- 2026-09-03 — Last modified (NVD)
Description
Authentication bypasses in the API of HPE Networking Fabric Composer could allow an authenticated low privilege operator user to circumvent existing authentication controls. Successful exploitation could allow an attacker to retain limited access to the affected system after that access should have been revoked.