CVE-2026-73771
HIGH 7.5An authentication vulnerability exists in the AOS-CX management interface and API that may allow improper authentication processing. An unauthenticated remote attacker could exploit this vulnerability under specific conditions to bypass authentication controls or exhaust system resources. Successful exploitation could result in unauthorized access or denial of service affecting the management interface.
Severe if exploited (CVSS 7.5), but no known exploitation and low modeled probability. Patch on a normal cadence.
Exploitation likelihood
0.3%chance of exploitation in 30 days · 24th percentile
Impact if exploited
7.5CVSS 3.1 · HIGH
- ConfidentialityHigh
- IntegrityHigh
- AvailabilityHigh
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ⚠User interaction: A user must take an action (click / open a file)
- ⚠Complexity: Needs a race window or specific setup
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept & exploit code
- github-search Search GitHub for public PoC repos
Test against your own equipment
curl -s https://vulnpedia.com/cve/CVE-2026-73771/poc.jsonMachine-readable PoC index for this CVE (for automation).Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-73771/poc.json
Affected
Vendors Hewlett Packard Enterprise (Hpe) Hpe
Products Aos Cx Arubaos Cx Aruba Cx 10000 48y6c \(R8p13a\) Aruba Cx 10000 48y6c \(R8p14a\) Aruba Cx 10000 48y6c \(S0f98a\) Aruba Cx 10040 \(S4r58a\) Aruba Cx 10040 32p \(S4r54a\) Aruba Cx 10040 32p \(S4r55a\) Aruba Cx 10040 32p \(S4r56a\) Aruba Cx 4100i 12 Port \(Jl817a\) Aruba Cx 4100i 24 Port \(Jl818a\) Aruba Cx 6000 12g \(R8n89a\)
Weakness (CWE)
- CWE-287: Improper Authentication
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Hpe | Arubaos Cx | ≤ 10.10.1180 |
| Hpe | Arubaos Cx | ≥ 10.13.0000 and ≤ 10.13.1180 |
| Hpe | Arubaos Cx | ≥ 10.16.0000 and ≤ 10.16.1051 |
| Hpe | Arubaos Cx | ≥ 10.17.0000 and ≤ 10.17.1021 |
| Hpe | Arubaos Cx | 10.18.0001 |
All CVSS metrics
- HIGH 7.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - HIGH 7.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H