What is CVE-2025-52639?

CVE-2025-52639 is a low-severity vulnerability in Hcl Software Connections, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 3.5/10. Published 2025-11-18.

How severe is CVE-2025-52639?

Low severity. CVSS v3 base score is 3.5 out of 10.

Vulnerability in Hcl Software Connections

CVE-2025-52639

HCL Connections is vulnerable to a sensitive information disclosure vulnerability which could allow a user to obtain sensitive information they are not entitled to, caused by improper rendering of application data.

EPSS: 0.002 (8.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.

Affected products

Hcl Software Connections — versions 8.0
Hcltech Connections — versions 8.0

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

References

psirt@hcl.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-52639?: CVE-2025-52639 is a low-severity vulnerability in Hcl Software Connections, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 3.5/10. Published 2025-11-18.
How severe is CVE-2025-52639?: Low severity. CVSS v3 base score is 3.5 out of 10.