CVE-2026-21752
7.5HCLSoftware · HCL Hive
HCL Hive is vulnerable to the use of unmaintained third-party components, potentially allowing unauthenticated attackers to gain unauthorized access or compromise the system.
Executive summary
HCL Hive is affected by a critical vulnerability involving unmaintained third-party components that may allow unauthenticated remote attackers to compromise system confidentiality.
Vulnerability
This vulnerability is classified as CWE-1104, stemming from the inclusion of unmaintained third-party components within the software. The attack vector is network-based and allows for unauthenticated access, which increases the potential for widespread exploitation.
Business impact
The use of outdated or unmaintained dependencies introduces significant security risks, as these components often contain known vulnerabilities that are well-documented. A successful exploit could lead to unauthorized access to sensitive data, potentially resulting in data breaches or loss of system integrity. With a CVSS score of 7.5, this high-severity flaw requires immediate attention to prevent unauthorized system interaction.
Remediation
Immediate Action: Review the HCLSoftware support portal for official security updates or guidance on replacing the affected third-party components.
Proactive Monitoring: Monitor network traffic for unusual patterns and review system access logs for unauthorized attempts to interact with the HCL Hive environment.
Compensating Controls: Deploy a Web Application Firewall (WAF) with updated threat signatures to detect and block common exploits associated with known vulnerabilities in third-party libraries.
Exploitation status
Public Exploit Available: Unknown
Analyst recommendation
Given the high-severity rating and the nature of the vulnerability, organizations should prioritize auditing their HCL Hive deployments. Administrators must consult the HCLSoftware support portal immediately for patch availability and apply all recommended updates to mitigate the risk of unauthorized access.