CVE-2026-85102 - Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauth
Improper certificate trust validation during VPN negotiation in Check Point Quantum Security Gateway may allow an unauthenticated remote attacker to execute arbitrary code on the Gateway.
CRITICAL
CISA KEV
ACTIVELY EXPLOITED
Severity & confidence
Source severitycritical
Platform severitycritical
Confidenceconfirmed
Exploitationactively exploited
CVSS9.8
Affected
ProductsMultiple Products
Reporting sources (3)
NIST NVD - National Vulnerability Database
CISA - Known Exploited Vulnerabilities
CISA - Cybersecurity Advisories
๐ฏ Why should I care?
- On the CISA Known Exploited Vulnerabilities list.
- Credible sources report active exploitation in the wild.
Timeline & provenance
Published2026-09-09T13:20:43
Last updated2026-10-21T04:58:06
Ingested2026-09-11T21:21:57
FreshnessNEAR-REAL-TIME
Threat typevulnerability
Recommended action
No recommended action published with this item - review the original source.
Next steps
- Identify affected systems in your environment.
- Apply the vendor patch or mitigation guidance.
- Review logs for indicators described in the advisory.
- Follow the affected vendor/product to track updates.
Confidence explanation
This object is reported by 3 independent sources.
Source type: standards ยท Original: NIST NVD - National Vulnerability Database
