Input validation error in Gaia - CVE-2026-48132
Published: May 28, 2026
Vulnerability identifier: #VU132665
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-48132
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Check Point Software Technologies
Affected software:
Gaia
Gaia
Detailed vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to improper input validation in IKE packet processing when handling specially crafted NAT-T traffic over 4500/UDP. A remote attacker can send a specially crafted packet to cause a denial of service.
The issue causes the VPN processing service to terminate unexpectedly, resulting in a temporary interruption of VPN negotiations and traffic.
How to mitigate CVE-2026-48132
Install security update from vendor's website.