CVE-2026-21753 HCL Hive is affected by multiple security vulnerabilities.
Weak supply chain governance in HCL Hive risks including vulnerable or malicious third-party dependencies, potentially allowing code execution or security bypass.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-21753?
CVE-2026-21753 is a medium-severity vulnerability in HCL Software Hive, published on 25 Aug 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-1104
Which versions are affected by CVE-2026-21753?
How do I fix CVE-2026-21753?
No fix has been published for CVE-2026-21753 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-21753 being exploited?
There is no known exploitation of CVE-2026-21753 in the wild and no public exploit code.
Sources
Also known as GHSA-r33r-4v49-3hrg.