CVE-2025-52602Network attack vector

Authenticated user and group disclosure via GET endpoint

Published Nov 5, 2025 · Updated Nov 5, 2025

Information disclosure in HCL BigFix Query site versions before 43 allows remote authenticated users to obtain group and active-user identifiers. The WebUI Query application's GET endpoint includes discoverable group names and active user names or IDs in its response. Low-privileged WebUI access is required, and the disclosed identifiers enable targeted phishing or other social-engineering attacks.

CVSS severity4.2
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in HCL BigFix Query site versions before 43 allows remote authenticated users to obtain group and active-user identifiers. The WebUI Query application's GET endpoint includes discoverable group names and active user names or IDs in its response. Low-privileged WebUI access is required, and the disclosed identifiers enable targeted phishing or other social-engineering attacks.

The record

CVE
CVE-2025-52602
Published
Nov 5, 2025
Updated
Nov 5, 2025
Vendor
HCL Software
Product
BigFix Query
Classifications
CWE-359, T1087
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 5, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 5, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=< 4.11.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

HCL Software · BigFix Queryversion=< 4.11.0

Published CVSS scores

4.2HCL SoftwareCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-359Exposure of Private Personal Information to an Unauthorized Actor
T1087Account Discovery

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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