Check Point Advisories

Citeum OpenCTI Privilege Escalation (CVE-2026-27960)

Vulnerability
Protection

Check Point Reference:	CPAI-2026-10395
Date Published:	27 Aug 2026
Severity:	High
Last Updated:	Thursday 27 August, 2026
Source:
Industry Reference:	CVE-2026-27960
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Citeum OpenCTI 6.6.0 and later, prior to 6.9.13 Citeum OpenCTI 6.9.0 and later, prior to 6.9.13
Vulnerability Description	A privilege escalation vulnerability in Citeum OpenCTI allows unauthenticated attackers to query the API as any existing user, including the default admin account. This issue affects versions 6.6.0 through 6.9.12 and has been fixed in version 6.9.13.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Citeum OpenCTI Privilege Escalation (CVE-2026-27960) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Intelligence.
Attack Information: Citeum OpenCTI Privilege Escalation (CVE-2026-27960)