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CVE-2026-85102

CRITICAL 9.8 KNOWN EXPLOITED PoC CATALOGUED ALL-YEARS

Published 2026-09-09 · Last modified 2026-09-23 · checkpoint · NVD: Analyzed

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.

ACTIVELY EXPLOITED

Confirmed exploited in the wild — in CISA KEV since 2026-09-22. Patch or mitigate now.

Exploitation likelihood

54.1%chance of exploitation in 30 days · 99th percentile

● In CISA KEV (2026-09-22)● Catalogued PoC◆ SSVC: exploitation active, automatable yes

Impact if exploited

9.8CVSS 3.1 · CRITICAL · CNA

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ✓Privileges: No account or privileges required
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

Public PoC or exploit resources are catalogued below.

Listed by the named source; Vulnpedia has not tested these resources.

PoC data: JSON

Resource commands

curl -s https://vulnpedia.com/cve/CVE-2026-85102/poc.jsonMachine-readable PoC index for this CVE (for automation).

Search for new PoCs

Search GitHub now — results may be empty or unverified.

Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Data snapshot:

Affected

Vendors Checkpoint

Products Quantum Security Gateway Gaia Embedded Quantum Spark 1530 Quantum Spark 1535 Quantum Spark 1550 Quantum Spark 1555 Quantum Spark 1570 Quantum Spark 1570r Quantum Spark 1575 Quantum Spark 1575r Quantum Spark 1590 Quantum Spark 1595 Quantum Spark 1595r Quantum Spark 1600 Quantum Spark 1800 Quantum Spark 1900 Quantum Spark 2000 Quantum Spark 2530 Quantum Spark 2550 Quantum Spark 2560 Quantum Spark 2570 Quantum Spark 2580 Quantum Spark 2590 Gaia Os Quantum 3600 Quantum 3800 Quantum Force 19100 Quantum Force 19200 Quantum Force 29100 Quantum Force 29200 Quantum Force 3920 Quantum Force 3950 Quantum Force 3970 Quantum Force 3980 Quantum Force 9100 Quantum Force 9200 Quantum Force 9300 Quantum Force 9400 Quantum Force 9700 Quantum Force 9800

Weakness (CWE)

  • CWE-295: : Improper Certificate Validation.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References and research data (JSON)

Unverified PoC candidates

Catalogue matches for further research. These repositories have not been validated as working exploits.

1 candidate

Additional exploitation reports

Source-specific reports, separate from CISA KEV. Repeated observations from one source are not independent confirmations.

  • ENISA EU KEV · 2026-09-22EUVD · EUVD-2026-75009
  • VulnCheck KEV · 2026-09-22T00:00:00Z

    Source guidance: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

    Source ransomware assessment: Unknown

    VulnCheck KEV · CVE-2026-85102 · Updated 2026-09-22T00:00:00Z
  • VulnCheck KEV · 2026-09-22T00:00:00ZVulnCheck KEV · CVE-2026-85102
    VulnCheck KEV · CVE-2026-85102
  • VulnCheck KEV · 2026-09-28T00:00:00ZVulnCheck KEV · CVE-2026-85102
  • VulnCheck KEV · 2026-10-07T00:00:00ZVulnCheck KEV · CVE-2026-85102

Known Affected Software Configurations

VendorProductVersion range
CheckpointGaia Embedded≥ r81.10.00 and < r81.10.17
CheckpointGaia Embedded≥ r82.00.00 and < r82.00.10
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr81.10.17
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Embeddedr82.00.10
CheckpointGaia Os≥ r80 and < r81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.10
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr81.20
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82
CheckpointGaia Osr82

Showing 120 of 137 configuration entries. Full list on NVD.

All CVSS metrics

  • CRITICAL 9.8 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CRITICAL 9.8 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Patches & mitigations

Advisories

Technical & other

Sources: NVD · CVE.org · All sources and attribution · EPSS