CVE-2026-56595 HCL BigFix Service Management is affected by multiple security vulnerabilities.

Low 3.1 Published Updated

Attackers can exploit CORS misconfiguration to access protected resources and APIs on behalf of victims via malicious web pages.

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-2026-56595?

CVE-2026-56595 is a low-severity vulnerability in HCL BigFix Service Management, published on 18 Sep 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 BigFix Service Management is affected by a CORS Misconfiguration vulnerability due to improperly validated origin headers, which could allow an attacker to craft a malicious web page that interacts with the vulnerable application, enabling unauthorized access to protected resources and restricted APIs on behalf of a victim.

Weakness: CWE-942

Which versions are affected by CVE-2026-56595?

It affects 1 product.

Products include Hcltech Bigfix Service Management.

How do I fix CVE-2026-56595?

No fix has been published for CVE-2026-56595 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-56595 being exploited?

There is no known exploitation of CVE-2026-56595 in the wild and no public exploit code.

Sources

Also known as GHSA-x4m7-q7pg-96vr.

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