Vulnerability Report

CVE-2026-56599

Title: Insecure Cookie Attribute Configuration in HCL BigFix Service Management

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2026-56599.

CWE Category CWE-614

Published Date Oct 01, 2026

Modified Date Oct 05, 2026

Exploit Status Not Found

Score 2.2 CVSS v3.1

Exploit Probability (EPSS)

0.06%

Vulnerability Summary

CVE-2026-56599: 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.

Impacted Vendors

hcltech 1

Reference Links

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134015

CVSS v3.1

Source Entity [email protected]

Severity LOW

2.2

Attack Vector

LOCAL

Complexity

HIGH

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-56599 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

October 05, 2026 MODIFIED

Vulnerability data updated via NVD.

October 01, 2026 MODIFIED

Vulnerability data updated via NVD.

October 01, 2026 MODIFIED

Vulnerability data updated via NVD.

October 01, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity HIGH

Privileges N/A

Interaction REQUIRED

CVSS Vector String


                                    CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.