CVE-2025-52602 HCL BigFix Query is affected by a sensitive information disclosure vulnerability in the WebUI Query application

Medium 4.2 Published Updated

An attacker can retrieve group and user names via an HTTP GET endpoint, facilitating targeted phishing attacks against HCL BigFix Query users.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-52602?

CVE-2025-52602 is a medium-severity vulnerability in HCL Software BigFix Query, published on 5 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

HCL BigFix Query is affected by a sensitive information disclosure in the WebUI Query application.  An HTTP GET endpoint request returns discoverable responses that may disclose: group names, active user names (or IDs).  An attacker can use that information to target individuals with phishing or other social-engineering attacks.

Weakness: CWE-359

Which versions are affected by CVE-2025-52602?

How do I fix CVE-2025-52602?

No fix has been published for CVE-2025-52602 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-52602 being exploited?

There is no known exploitation of CVE-2025-52602 in the wild and no public exploit code.

Sources

Also known as GHSA-j793-63pp-pmv8.

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