CVE-2026-56595

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in, but needs a user to act. Limited direct impact.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-09-18 09:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-10-14 17:43 UTC Last updatedMost recent change to the record

Details

Published

2026-09-18 09:16 UTC

Last modified

2026-10-14 17:43 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-942

Record status

Analyzed

Affected

• Hcltech Bigfix Service Management 23
• Hcltech Bigfix Service Management 27

Attack profile CVSS 3.1 · 3.1

Attack vector

Network

Complexity

High

Privileges needed

None

User interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None