What is CVE-2026-21751?

CVE-2026-21751 is a high-severity vulnerability in Hclsoftware Hcl Hive, classified under CWE-1240. CVSS score: 7.4/10. Published 2026-08-24.

How severe is CVE-2026-21751?

High severity. CVSS v3 base score is 7.4 out of 10.

Vulnerability in Hclsoftware Hcl Hive

CVE-2026-21751

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.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Hclsoftware Hcl Hive — versions 1.0

Weakness classification (CWE)

CWE-1240

References

psirt@hcl.com

Frequently asked questions

What is CVE-2026-21751?: CVE-2026-21751 is a high-severity vulnerability in Hclsoftware Hcl Hive, classified under CWE-1240. CVSS score: 7.4/10. Published 2026-08-24.
How severe is CVE-2026-21751?: High severity. CVSS v3 base score is 7.4 out of 10.