CVE-2026-56599

What it is

HCL BigFix Service Management is affected by an Insecure Cookie Attribute Configuration vulnerability, which could allow an attacker to exploit missing security attributes such as SameSite, HttpOnly, Secure, and restrictive Paths, enabling Cross-Site Request Forgery (CSRF), session hijacking via Cross-Site Scripting (XSS), and unauthorized access.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account, 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. 2026-10-01 15:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-10-05 17:25 UTC Last updatedMost recent change to the record

Details

Published

2026-10-01 15:17 UTC

Last modified

2026-10-05 17:25 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-614

Record status

Analyzed

Affected

• Hcltech Bigfix Service Management 27

Attack profile CVSS 3.1 · 2.2

Attack vector

Local

Complexity

High

Privileges needed

Low

User interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None