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CVE-2026-21751— HCL Hive is affected by use of a cryptographic primitive with a risky implementation

Quick assessment

Affected
HCLSoftware HCL Hive
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

HCL Hive 存在一个具有风险实现的加密原语漏洞，若单个内部组件遭到入侵，攻击者可能实现未经授权的横向越权访问或导致大规模的凭证泄露。

CVSS 7.4 · High EPSS 0.16% · P6

Affected Version Matrix 1

VendorProduct Version RangeStatus
HCLSoftware HCL Hive 1.0 affected
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I. Basic Information for CVE-2026-21751

Vulnerability Information
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Vulnerability Title
HCL Hive is affected by use of a cryptographic primitive with a risky implementation
Source: CVE Program / CVE List V5
Vulnerability Description
HCL Hive is affected by a cryptographic primitive with a risky implementation which could allow an attacker unauthorized lateral compromise or widespread credential leakage if a single internal component is breached.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1240
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
HCLSoftware HCL Hive 1.0 -

II. Public POCs for CVE-2026-21751

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III. Intelligence Information for CVE-2026-21751

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Vendor Advisories for CVE-2026-21751 (1)

Same Patch Batch · HCLSoftware · 2026-08-24 · 7 CVEs total

CVE-2026-21752 7.5 HIGH HCL Hive is affected by a use of vulnerable third-party components
CVE-2025-68825 7.5 HIGH HCL Hive is affected by incorrect default permissions
CVE-2026-21756 7.2 HIGH HCL Hive is affected by a broken access control vulnerability
CVE-2025-68833 5.3 MEDIUM HCL Hive is affected by use of a cryptographic primitive with a risky implementation
CVE-2026-21755 5.3 MEDIUM HCL Hive is affected by a missing rate limit
CVE-2026-21759 4.3 MEDIUM HCL Hive is affected by an information exposure vulnerability

IV. Related Vulnerabilities

Same product: HCL Hive
Same vendor: HCLSoftware
Same weakness: CWE-1240

V. Comments for CVE-2026-21751

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