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Back to active CVEs
Medium · CVSS 4.2CVE-2026-21753

HCL Hive is affected by multiple security vulnerabilities.CVE-2026-21753

Answer in brief

CVE-2026-21753 records a Medium severity (CVSS 4.2) vulnerability in HCL Hive is affected by multiple security vulnerabilities.. The current sources do not mark it as known exploited. The current feed maps HCL Software/Hive (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 25, 2026Updated Sep 28, 2026Source checked Oct 9, 2026First seen by HOL Aug 25, 2026Material review Sep 28, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 4.2
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 4.2. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps HCL Software/Hive (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
HCL Software/HivegenericV1.0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for HCL Software/Hive.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Aug 25, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 28, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 25, 2026

Sources and claim methodology

  • Source referencesupport.hcl-software.com
Upstream source description

HCL Hive is affected by weak software supply chain governance, which could lead to the inclusion of vulnerable, unmaintained, or malicious third-party dependencies within the application environment.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • MariaDB: `qc_info` plugin can do OOB reads if query contains \0Same generic ecosystem
  • MariaDB: mysql_json plugin OOB readsSame generic ecosystem
  • MariaDB: environment injection via wsrep bootstrap in the mariadb.service fileSame generic ecosystem
  • MariaDB Connector/C: libmariadb allowed cleartext password leakage on TLS hostname verification failureSame generic ecosystem
  • x64dbg-MCP Server vulnerable to pre-authentication denial of service through Content-Length integer overflowSame generic ecosystem
  • MariaDB: insufficient validation of binary frm data when opening a tableSame generic ecosystem

Record context

Vulnerability class
Supply Chain
EPSS
Not reported
CWE IDs
CWE-1104
Source
CVE List V5
Source checked
Oct 9, 2026
References
1 linked source
Open source record