CVE-2025-52603: HCL Connections is vulnerable to information disclosure

Published Feb 20, 2026
·
Updated

HCL Connections is vulnerable to information disclosure. In a very specific user navigation scenario, this could allow a user to obtain limited information when a single piece of internal metadata is returned in the browser.

Affected Software

13 affected components
HCL Connections
hcltech Connections=7.0
hcltech Connections=8.0
hcltech Connections=8.0-cumulative_release1
hcltech Connections=8.0-cumulative_release10
hcltech Connections=8.0-cumulative_release2
hcltech Connections=8.0-cumulative_release3
hcltech Connections=8.0-cumulative_release4
hcltech Connections=8.0-cumulative_release5
hcltech Connections=8.0-cumulative_release6
hcltech Connections=8.0-cumulative_release7
hcltech Connections=8.0-cumulative_release8
hcltech Connections=8.0-cumulative_release9

Event History

Feb 20, 2026
CVE Published
via MITRE·03:29 PM
Data Sourced
via MITRE·03:29 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:22 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-52603?

CVE-2025-52603 is classified as a moderate severity vulnerability due to the potential information disclosure risk.

2

How do I fix CVE-2025-52603?

To mitigate CVE-2025-52603, ensure that you have implemented the latest security patches provided by HCL for Connections.

3

Which versions of HCL Connections are affected by CVE-2025-52603?

CVE-2025-52603 affects HCL Connections versions 7.0, 8.0, and several cumulative releases of 8.0.

4

What type of information can be disclosed due to CVE-2025-52603?

CVE-2025-52603 may allow the disclosure of limited internal metadata through specific user navigation scenarios.

5

Is user action required to trigger the CVE-2025-52603 vulnerability?

Yes, CVE-2025-52603 requires a specific user navigation scenario to potentially exploit the information disclosure vulnerability.

Contact

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