CVE-2026-21756

HIGH CVSS 3.1: 7.2 EPSS 0.32%
Updated Aug 28, 2026
Hclsoftware
Parameter Value
CVSS 7.2 (HIGH)
Type CWE-266 (Incorrect Privilege Assignment)
Vendor Hclsoftware
Public PoC No

HCL Hive is affected by a broken access control vulnerability which could allow an attacker or unauthorized user to introduce unverified, malicious, or broken code directly into production environments.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products

hclsoftware:hcl hive