Low severity · published Aug 25, 2026
CVE-2026-21758
HCL Hive is affected by multiple security vulnerabilities.
3.7
CVSS
0.3%
EPSS
No
On KEV
Description
HCL Hive is affected by an information disclosure vulnerability, which could lead to an attacker gathering sensitive information about the host environment.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 19% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HI
Hive · HCL Software
V1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-21758
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-21758
support.hcl-software.com
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0133342
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