CVE-2026-73783 — MEDIUM (4.9)

Q: What is CVE-2026-73783?

CVE-2026-73783 is a vulnerability with a CVSS score of 4.9 (MEDIUM). Stack overflow vulnerabilities exist in an API endpoint of AOS-CX. Successful exploitation could allow an authenticated malicious actor to cause a denial-of-service condition on the affected system.

Q: How severe is CVE-2026-73783?

CVE-2026-73783 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-73783?

Check the references section above for vendor advisories and patch information. Affected products include: Hpe Arubaos-Cx, Hpe Aruba Cx 10000-48Y6C \(R8P13A\), Hpe Aruba Cx 10000-48Y6C \(R8P14A\), Hpe Aruba Cx 10000-48Y6C \(S0F98A\), Hpe Aruba Cx 10040 \(S4R58A\).

Vulnerability Description

Stack overflow vulnerabilities exist in an API endpoint of AOS-CX. Successful exploitation could allow an authenticated malicious actor to cause a denial-of-service condition on the affected system.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Hpe	Arubaos-Cx	<= 10.10.1180
Hpe	Aruba Cx 10000-48Y6C \(R8P13A\)	-
Hpe	Aruba Cx 10000-48Y6C \(R8P14A\)	-
Hpe	Aruba Cx 10000-48Y6C \(S0F98A\)	-
Hpe	Aruba Cx 10040 \(S4R58A\)	-
Hpe	Aruba Cx 10040 32P \(S4R54A\)	-
Hpe	Aruba Cx 10040 32P \(S4R55A\)	-
Hpe	Aruba Cx 10040 32P \(S4R56A\)	-
Hpe	Aruba Cx 4100I 12-Port \(Jl817A\)	-
Hpe	Aruba Cx 4100I 24-Port \(Jl818A\)	-
Hpe	Aruba Cx 6000 12G \(R8N89A\)	-
Hpe	Aruba Cx 6000 12P \(R8N89B\)	-
Hpe	Aruba Cx 6000 12P \(S4R21A\)	-
Hpe	Aruba Cx 6000 24G \(R8N87A\)	-
Hpe	Aruba Cx 6000 24G \(R8N88A\)	-
Hpe	Aruba Cx 6000 24P \(R8N87B\)	-
Hpe	Aruba Cx 6000 24P \(R8N88B\)	-
Hpe	Aruba Cx 6000 24P \(S4R26A\)	-
Hpe	Aruba Cx 6000 24P \(S4R27A\)	-
Hpe	Aruba Cx 6000 48G \(R8N85A\)	-

Related Weaknesses (CWE)

CWE-121

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocalPatchVendor Advisory

FAQ

What is CVE-2026-73783?

CVE-2026-73783 is a vulnerability with a CVSS score of 4.9 (MEDIUM). Stack overflow vulnerabilities exist in an API endpoint of AOS-CX. Successful exploitation could allow an authenticated malicious actor to cause a denial-of-service condition on the affected system.

How severe is CVE-2026-73783?

CVE-2026-73783 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-73783?

Check the references section above for vendor advisories and patch information. Affected products include: Hpe Arubaos-Cx, Hpe Aruba Cx 10000-48Y6C \(R8P13A\), Hpe Aruba Cx 10000-48Y6C \(R8P14A\), Hpe Aruba Cx 10000-48Y6C \(S0F98A\), Hpe Aruba Cx 10040 \(S4R58A\).