CVE-2025-52639
LowCVSS 3.5Exploitation Probability (EPSS)
Low risk13th percentile - higher than 13% of all known CVEs
Summary
HCL Connections is vulnerable to a sensitive information disclosure caused by improper rendering of application data. A user could obtain sensitive information they are not entitled to.
Risk Assessment
An unauthorized user may view sensitive data, potentially compromising information confidentiality in the organization.
Recommendation
Apply the HCL vendor patch for Connections and review data access permissions.
Other vulnerabilities in HCL Connections
See all- CVE-2026-67165Medium
HCL Connections is vulnerable to a cross-site scripting (XSS) attack that allows an attacker to execute arbitrary script code in the browser of an unsuspecting user. This may lead to stealing cookie-based authentication credentials and compromising user accounts.
- CVE-2026-21827Low
HCL Connections is vulnerable to information disclosure, which could allow a user to obtain data they are not entitled to, caused by improper handling of request data.
- CVE-2025-62341Low
HCL Connections is vulnerable to server-side request forgery (SSRF) when an internal server is compromised, possibly allowing an attacker to send unauthorized requests in certain scenarios leading to information disclosure or security bypass.
- CVE-2026-56538Low
An information disclosure vulnerability in HCL Connections via a specific endpoint. In certain scenarios, this could lead to sensitive information being disclosed to unauthorized users.
- CVE-2026-56537Low
An information disclosure vulnerability in HCL Connections due to improper handling of request data. A user can obtain sensitive information they are not entitled to.
- CVE-2025-15619Low
A broken access control vulnerability in HCL Connections may allow an unauthorized user to view data in a single specific scenario.
- CVE-2026-21789Medium
HCL Connections contains a broken access control vulnerability that may allow unauthorized user to update data in certain scenarios.
Original NVD description (English source)
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.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

