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Vulnerability Detail

CVE-2026-21752UPDATED Verified Sceawere Triage Sources: NVD / CISA KEV

HCL Hive Third-Party Vulnerability

Vulnerability Metadata

Severity
High
Score / CVSS
7.5
Creation Date
4h ago
Vendor
HCLSoftware
Product
HCL Hive
Attack Type
CWE-1104 Use of unmaintained third party components
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Complexity
LOW

Narrative and Response

Description

HCL Hive is affected by a use of vulnerable third-party components which could allow an attacker unauthorized access or compromise of the system by exploiting publicly documented security flaws.

Executive Summary

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Technical Details

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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Mitigations

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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References

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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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Additional Metadata

{
  "score": "7.5",
  "pubDate": "2026-08-24T16:16:55.663Z",
  "pubdate": "2026-08-24T16:16:55.663Z",
  "executiveSummary": "HCL Hive is affected by a use of vulnerable third-party components vulnerability that exposes the system to unauthorized access and potential total compromise. This security flaw stems from the integration of outdated or unpatched external software libraries containing publicly documented security vulnerabilities. An unauthenticated or authenticated attacker capable of leveraging these known component weaknesses can exploit the underlying flaws to bypass security controls, execute arbitrary code, or access sensitive system resources. The risk implications are severe, as successful exploitation may lead to complete system takeover, data exfiltration, or operational disruption within the affected environment. Exploitation requirements depend heavily on the specific nature of the third-party flaws present, but typically involve leveraging publicly available exploit payloads targeting the identified software dependencies. Because the vulnerability relies on the inherent weaknesses of incorporated libraries, remediation requires identifying and updating the affected third-party components to secure versions as provided by the vendor.",
  "technicalDetails": "The root cause of this vulnerability lies in the supply chain management of software dependencies within HCL Hive, specifically the inclusion of third-party software components that contain known, publicly documented security flaws. When an application integrates external libraries without maintaining strict version control or failing to apply timely patches, it inherits the attack surface and vulnerabilities of those dependencies. Exploitation occurs when an attacker identifies the specific vulnerable third-party component utilized by HCL Hive and deploys a crafted payload designed to trigger the documented security flaw within that component. Depending on the exact nature of the third-party vulnerability, the attack flow may involve network-based exploitation where an attacker sends malicious requests to an exposed service, causing the vulnerable library to process input unsafely. This can lead to various exploitation vectors, such as remote code execution, deserialization flaws, injection attacks, or broken access controls inherent to the outdated dependency. Once the exploit payload is processed by the vulnerable component, it can execute malicious instructions within the context of the application process. This grants the attacker unauthorized access, allowing for post-exploitation activities such as privilege escalation, lateral movement within the network, unauthorized data access, or persistence establishment. Authentication and privilege requirements vary based on the specific third-party component flaw being exploited; some vulnerabilities may be triggered remotely via unauthenticated network requests, while others might require low-privileged access or local interaction. Network exposure is typically determined by how the vulnerable component is exposed through the application's attack surface. Remediation necessitates a comprehensive dependency analysis to isolate the affected third-party libraries, followed by upgrading them to patched versions where the underlying security flaws have been remediated by their respective maintainers."
}
CVE-2026-21752: HCL Hive Third-Party Vulnerability (HIGH Severity, CVSS: 7.5) - Sceawere