CVE-2025-52639

LOWNVD 3.53.5—Trending — 3 sources updated this week

3.5

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.

CVSS v3: 3.5
EG Score: 3.5(medium)
EPSS: 9.4%
KEV: Not listed

Published

November 18, 2025

Last Modified

November 20, 2025

References (1)

psirt@hclhttps://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0124241

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-201Insertion of Sensitive Information Into Sent Data

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 19:06 UTCEG score recompute
2026-05-29 19:06 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-52639?

CVE-2025-52639 is a low vulnerability published on November 18, 2025. 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.

When was CVE-2025-52639 disclosed?

CVE-2025-52639 was first published in the National Vulnerability Database on November 18, 2025, with the most recent update on November 20, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-52639 actively exploited?

CVE-2025-52639 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-52639?

CVE-2025-52639 has a CVSS v3 base score of 3.5 (NVD).

How do I remediate CVE-2025-52639?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-52639, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-52639

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-52639?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)