CVE-2026-5345

HCL AION uses a second unencrypted web socket in the GenAI interface

HCL Software · HCL AION

First documented disclosure · Review checkpoint

Summary

Second unencrypted web socket used by the generative AI interface. Data exchanged on this connection may be exposed.

Severity and exploitation evidence

Low · 3.7/10 · CVSS 3.1. Severity source.

Exploitation not established: The reviewed public sources describe the vulnerability and its conditions. Malicious exploitation has not been established in the reviewed sources.

Exploitation evidence source

Technical severity is not a measure of observed attacks or of risk to your deployment. Attempts, demonstrations, and successful compromise retain the qualifications in the source.

How the weakness works

A separate web-socket definition uses an unencrypted connection in the generative AI frontend.

Conditions required

An observer needs access to traffic on the affected connection. HCL assigns a different CVE to the other web socket.

Potential impact

Data exchanged on this connection may be exposed.

Affected versions and configurations

2.6.0.

Fix and mitigation status

2.8.0.

Practical next steps

Upgrade HCL AION to 2.8.0 and verify the affected control in the deployed interface.

Operating lesson

Inventory each configured real-time channel and enforce transport encryption.

Evidence and limits

HCL bulletin KB0135118 was published 2026-11-04 and identifies 2.8.0 as the fix. HCL’s CVE record gives 2026-11-03 as its public date.

Sources