CVE-2026-48133 – Check Point Quantum Security Gateway
“Security appliances become a serious liability when the systems designed to protect the network can be compromised themselves.”
Check Point released patches for three high-severity vulnerabilities affecting Quantum Security Gateway. CVE-2026-48131 has a CVSS score of 8.1, which is High severity. CVE-2026-48132 has a CVSS score of 8.1, which is High severity. CVE-2026-48133 has a CVSS score of 7.5, which is High severity.
The update addresses heap-based buffer overflow, out-of-bounds read, and remote file inclusion vulnerabilities. Two vulnerabilities could allow remote code execution in affected gateway environments, potentially enabling attackers to compromise network security infrastructure. The fixes strengthen memory safety and file handling protections to reduce exposure.
Key Details
- Attack Vector
- Network
- Attack Complexity
- Low
- Privileges Required
- None
- User Interaction
- None
- CWE Classification
- CWE-98