CVE-2026-48135— HTTP service can incorrectly process malformed HTTP requests
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 4
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| checkpoint | Quantum Security Gateway | R82.10 with Jumbo Hotfix Take 6 or below | affected |
R82 with Jumbo Hotfix Take 91 or below | affected | ||
R81.20 with Jumbo Hotfix Take 127 or below | affected | ||
All releases from R81.10 and below | affected |
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I. Basic Information for CVE-2026-48135
Vulnerability Information
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Vulnerability Title
HTTP service can incorrectly process malformed HTTP requests
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Check Point HTTP-based service can incorrectly handle malformed HTTP requests. The issue is related to HTTP request parsing and validation.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Check Point Quantum Security Gateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Check Point Quantum Security Gateway是以色列Check Point公司的一系列企业级安全网关设备。 Check Point Quantum Security Gateway存在安全漏洞，该漏洞源于HTTP服务对畸形HTTP请求的解析和验证处理不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| checkpoint | Quantum Security Gateway | R82.10 with Jumbo Hotfix Take 6 or below | - |
II. Public POCs for CVE-2026-48135
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-48135 (1)
Same Patch Batch · checkpoint · 2026-05-26 · 6 CVEs total
| CVE-2026-48132 | 8.1 HIGH | VPN service may restart unexpectedly when processing IKE traffic over NAT-T 4500/UDP |
| CVE-2026-48131 | 8.1 HIGH | VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via Sequence Number Zero |
| CVE-2026-48133 | 7.5 HIGH | Identity Awareness Captive Portal - Unauthenticated Local File Inclusion |
| CVE-2026-48134 | 5.6 MEDIUM | SQL injection issue in UserCheck Portal when DLP Software Blade is active |
| CVE-2026-48136 | 4.1 MEDIUM | Authenticated Administrator Role-Based Access Control Bypass in Compliance |
IV. Related Vulnerabilities
Same product: Quantum Security Gateway
Same vendor: checkpoint
- CVE-2026-48136
Authenticated Administrator Role-Based Access Control Bypass - CVE-2026-48134
SQL injection issue in UserCheck Portal when DLP Software Bl - CVE-2026-48133
Identity Awareness Captive Portal - Unauthenticated Local Fi - CVE-2026-48132
VPN service may restart unexpectedly when processing IKE tra - CVE-2026-48131
VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via
Same weakness: CWE-122
- CVE-2026-48065
pam_usb: Unchecked integer multiplication before xmalloc() i - CVE-2026-4391
TeamSpeak 3 Server ECC Key heap-based overflow - CVE-2026-8175
Multiple vulnerabilities in Aspera applications. - CVE-2026-9605
GNU libredwg Dwgbmp Utility bits.c bit_read_RC heap-based ov - CVE-2026-44983
smallbitvec: Safe API Triggered Heap Buffer Overflow via Int
V. Comments for CVE-2026-48135
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