CVE-2026-56596 HCL BigFix Service Management is affected by multiple security vulnerabilities.
Attackers can exploit improper input validation to bypass business logic and cause unintended application behavior in HCL BigFix Service Management.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-56596?
CVE-2026-56596 is a low-severity vulnerability in HCL BigFix Service Management, published on 6 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
HCL BigFix Service Management is affected by an Improper Input Validation vulnerability, which could allow an attacker to supply unexpected or malformed data, enabling processing errors, business logic bypasses, and unintended application behavior.
Weakness: CWE-20
Which versions are affected by CVE-2026-56596?
How do I fix CVE-2026-56596?
No fix has been published for CVE-2026-56596 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-56596 being exploited?
There is no known exploitation of CVE-2026-56596 in the wild and no public exploit code.
Sources
Also known as GHSA-4wg9-7x2v-7wxf.