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CVE-2026-85102 CISA KEV · Actively exploitedSuited to automated attack · CISA

Improper Certificate Validation in Quantum Security Gateway

CVSS score

9.8

EPSS probability

%7.5

Risk score

1.5

Published

1 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

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Vulnerability description

DayBreach CVE AI Research

CVE-2026-85102 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

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.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-85102 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1checkpointquantum security gateway View
2checkpointgaia embedded View
3checkpointgaia embedded View
4checkpointgaia embedded View
5checkpointgaia embedded View
6checkpointquantum spark 1530 View
7checkpointquantum spark 1535 View
8checkpointquantum spark 1550 View
9checkpointquantum spark 1555 View
10checkpointquantum spark 1570 View
11checkpointquantum spark 1570r View
12checkpointquantum spark 1575 View
13checkpointquantum spark 1575r View
14checkpointquantum spark 1590 View
15checkpointquantum spark 1595 View
16checkpointquantum spark 1595r View
17checkpointquantum spark 1600 View
18checkpointquantum spark 1800 View
19checkpointquantum spark 1900 View
20checkpointquantum spark 2000 View
21checkpointquantum spark 2530 View
22checkpointquantum spark 2550 View
23checkpointquantum spark 2560 View
24checkpointquantum spark 2570 View
25checkpointquantum spark 2580 View
26checkpointquantum spark 2590 View
27checkpointgaia os View
28checkpointgaia os View
29checkpointgaia os View
30checkpointgaia os View
31checkpointgaia os View
32checkpointquantum 3600 View
33checkpointquantum 3800 View
34checkpointquantum force 19100 View
35checkpointquantum force 19200 View
36checkpointquantum force 29100 View
37checkpointquantum force 29200 View
38checkpointquantum force 3920 View
39checkpointquantum force 3950 View
40checkpointquantum force 3970 View
41checkpointquantum force 3980 View
42checkpointquantum force 9100 View
43checkpointquantum force 9200 View
44checkpointquantum force 9300 View
45checkpointquantum force 9400 View
46checkpointquantum force 9700 View
47checkpointquantum force 9800 View
48checkpointquantum lightspeed mls200 View
49checkpointquantum lightspeed mls400 View
50checkpointquantum lightspeed qls250 View
51checkpointquantum lightspeed qls450 View
52checkpointquantum lightspeed qls650 View
53checkpointquantum lightspeed qls800 View
54Check PointMultiple Products View
Total affected vendors: 2|Products: 54

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
9.8CVSS V31CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD
9.8CVSS V3_1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

nvd

NVD tarafından Patch olarak etiketlenmiş referans

Open source
canonical

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.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

This CVE is marked as actively exploited in the CISA KEV catalogue, but no verified, downloadable public PoC or Metasploit module has been found yet. Evidence of active exploitation does not mean that public exploit code exists.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85102 is associated with the following CWEs:

CWE-295: Common Weakness Enumeration Entry CWE-295

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-85102 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://support.checkpoint.com/results/sk/sk1000117vendor-advisoryhttps://blog.checkpoint.com/security/security-advisory-action-required-active-exploitation-of-cve-2026-85102-and-a-management-pre-authentication-vulnerability-cve-2026-93616/vendor-advisoryhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85102nvdCISA Known Exploited Vulnerabilities Catalogkev

CVSS Vector Radar Chart

9.8 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama doğrulandı

1 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

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CP
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Weakness Type (CWE & CAPEC)

CWE-295

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