Exploited CVEs / CVE-2026-50751
CVE-2026-50751
Check Point Security Gateway Improper Authentication Vulnerability. Exploitation in the wild is confirmed by CISA, not predicted, and the vulnerability is known to be used in ransomware campaigns. Federal agencies were required to remediate by 2026-06-11 (that deadline has passed); treat that date as the outer bound for your own environment. Check the vendor security advisory for the fix.
Actively exploited Check Point Security Gateway vulnerability, Critical severity, CVSS 9.3. Added to the CISA KEV catalog 2026-06-08.
Senserva AI Opinion for CVE-2026-50751
This flaw lets an unauthenticated attacker abuse the IKEv1 key exchange on a Check Point Security Gateway to establish a remote access VPN connection without any valid user password, effectively walking through your perimeter. Anyone running Check Point gateways with remote access VPN exposed to the internet is at risk. It is confirmed exploited in CISA KEV as of 2026-06-08, tied to ransomware campaigns, with an 83 percent EPSS score, so this is being actively weaponized right now.
Do this: Apply Check Point's fix for CVE-2026-50751 on all internet-facing Security Gateways today and audit VPN logs for unauthorized remote access sessions.
AI-generated from public data, 2026-07-25. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2026-50751
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Updated August 15, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.
Full tracking and change history for CVE-2026-50751
- Published
- 2026-06-08
- Last revised
- 2026-06-08
- Changes tracked
- 1
Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.
On 2026-07-17, CVE-2026-50751 jumped from Severity 0.0 to 9.3 while EPSS entered at 70.1%, marking it as both critical and likely to be exploited. By 2026-07-24, EPSS climbed further to 82.5%, confirming rising exploitation probability. The direction is upward on both fronts, so prioritize remediation today.
Drawn by Senserva Vivid from the Senserva change record. Hover any point for its date and value.
- 2026-06-08 added to the CISA KEV catalog by CISA
- 2026-07-17 CVSS 0.0 to 9.3; EPSS first scored at 70.1%
- 2026-07-24 EPSS 70.1% to 82.5%
Recorded by Senserva on the dates shown, from CISA KEV and FIRST EPSS. This is what moved and when, which neither the vendor advisory nor NVD publishes.
CISA required action
Federal (BOD 22-01) remediation due date: 2026-06-11 (past due).
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Official fix for CVE-2026-50751
Check the vendor's security advisory channel for the patched Security Gateway versions and workarounds.
Common questions about CVE-2026-50751
Is CVE-2026-50751 actively exploited?
Yes. CVE-2026-50751 was added to the CISA Known Exploited Vulnerabilities (KEV) catalog on 2026-06-08, which means exploitation in the wild has been confirmed, not predicted. Its EPSS 30-day exploitation probability is 83%. CISA also reports it is known to be used in ransomware campaigns.
What is the CISA deadline and required action for CVE-2026-50751?
CISA set the federal (BOD 22-01) remediation due date at 2026-06-11, which has passed; treat any unremediated system as overdue. The verbatim 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.
What fixes CVE-2026-50751?
Check the vendor's security advisory for the patched Security Gateway versions and any workarounds. KEV listing makes this a fix-first item: patch it ahead of higher-CVSS issues nobody is exploiting.
Can I ask my own AI about CVE-2026-50751?
Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2026-50751's key facts: severity, CVSS, EPSS, the KEV date, the CISA due date, and the required action. Copy it into Claude, ChatGPT, or Copilot; the data is refreshed twice a day (5 AM and 3 PM US Central).
Scope and sources
- More exploited Check Point CVEs
- Authoritative references
Every actively exploited CVE, searchable with due dates and CSV export: the exploited-CVE tracker. The newest additions: exploited this week.