Quantum Security Gateway
- Software type
- Firewall
- Total vulnerabilities (90 days)
- Products & ServicesProducts & Services
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As of 10/22/2026, Quantum Security Gateway recorded 2 security vulnerabilities in the last 90 days, of which 2 are rated High or Critical. Notably, 1 of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Quantum Security Gateway and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-85103Heap-based Buffer Overflow in VPN Certificate ASN.1 DecodingCVE-2026-85102Improper Certificate Validation in Quantum Security GatewayCVE-2026-62145Local Privilege Escalation in Gaia PortalCVE-2026-50751User Authentication Bypass in VPN Remote Access and Mobile AccessCVE-2026-50752Certificate Validation Bypass in VPN Site-to-Site Connections Using IKEv1| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-85103Heap-based Buffer Overflow in VPN Certificate ASN.1 Decoding | Exploitation statusNot exploited | FixNo |
| SeverityCritical |
CVE-2026-85102Improper Certificate Validation in Quantum Security Gateway | Exploitation statusKEV | FixNo | Published09/09/2026 | SeverityCritical |
|---|
CVE-2026-62145Local Privilege Escalation in Gaia Portal | Exploitation statusNot exploited | FixNo | Published07/22/2026 | SeverityHigh |
|---|
CVE-2026-50751User Authentication Bypass in VPN Remote Access and Mobile Access | Exploitation statusKEV | FixNo | Published06/08/2026 | SeverityCritical |
|---|
CVE-2026-50752Certificate Validation Bypass in VPN Site-to-Site Connections Using IKEv1 | Exploitation statusNot exploited | FixNo | Published06/08/2026 | SeverityHigh |
|---|
CVE-2026-48135HTTP service can incorrectly process malformed HTTP requests | Exploitation statusNot exploited | FixNo | Published05/26/2026 | SeverityMedium |
|---|
CVE-2026-48134SQL injection issue in UserCheck Portal when DLP Software Blade is active | Exploitation statusNot exploited | FixNo | Published05/26/2026 | SeverityMedium |
|---|
CVE-2026-48133Identity Awareness Captive Portal - Unauthenticated Local File Inclusion | Exploitation statusNot exploited | FixNo | Published05/26/2026 | SeverityHigh |
|---|
CVE-2026-48132VPN service may restart unexpectedly when processing IKE traffic over NAT-T 4500/UDP | Exploitation statusNot exploited | FixNo | Published05/26/2026 | SeverityHigh |
|---|
CVE-2026-48131VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via Sequence Number Zero | Exploitation statusNot exploited | FixNo | Published05/26/2026 | SeverityHigh |
|---|
10 Results | Page 1 of 1