Auth bypass in Checkpoint Gaia_embedded
CVE-2026-50751
A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a…
Vulnerability class: Broken Authentication
EPSS: 0.701 (99.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N.
Affected products
- Checkpoint Gaia_embedded — versions r81.10.17, r82.00.10
- Checkpoint Gaia_os — versions r81.20, r82, r82.10
- Checkpoint Quantum Security Gateway — versions R82.10 with Jumbo Hotfix Take 19 or below, R82 with Jumbo Hotfix Take 103 or below, R81.20 with Jumbo Hotfix Take 141 or below
- Checkpoint Quantum_spark_1530
- Checkpoint Quantum_spark_1535
- Checkpoint Quantum_spark_1550
- Checkpoint Quantum_spark_1555
- Checkpoint Quantum_spark_1570
- Checkpoint Quantum_spark_1570r
- Checkpoint Quantum_spark_1575
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
- watchtowrlabs/watchTowr-vs-Check-Point-CVE-2026-50751
- WadesWeaponShed/CheckPoint-CVE-Webscanner
- WadesWeaponShed/CVE-2026-50751-Mitigation-Scripts
- hlkysipv/CVE-2026-50751-Check-Point-IKEv1-Authentication-Bypass
- fevar54/CVE-2026-50751---Check-Point-IKEv1-Authentication-Bypass-Exploit
- 0xBlackash/CVE-2026-50751
- bolubey/CVE-2026-50751
- fernstedt/CVE-2026-50751
References
- cve@checkpoint.com (Patch, Mitigation, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2026-50751?
- CVE-2026-50751 is a critical-severity vulnerability in Checkpoint Gaia_embedded, classified under Improper Authentication. CVSS score: 9.3/10. Published 2026-06-08.
- How severe is CVE-2026-50751?
- Critical severity. CVSS v3 base score is 9.3 out of 10.
- Is CVE-2026-50751 known to be exploited?
- Yes. CVE-2026-50751 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-06-08), indicating it is being actively exploited. 8 public proof-of-concept repositories are indexed.