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CVE-2026-73025Suited to automated attack · CISA

Windows iSCSI Security Feature Bypass Vulnerability

CVSS score

9.8

EPSS probability

%0.9

Risk score

0.1

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-2026-73025 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

Weak authentication in Windows iSCSI allows an unauthorized attacker to bypass a security feature over a network.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-73025 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1microsoftWindows 10 Version 1607 View
2microsoftWindows 10 Version 1809 View
3microsoftwindows server 2012 View
4microsoftWindows Server 2012 (Server Core installation) View
5microsoftWindows Server 2012 R2 View
6microsoftWindows Server 2012 R2 (Server Core installation) View
7microsoftwindows server 2016 View
8microsoftWindows Server 2016 (Server Core installation) View
9microsoftwindows server 2019 View
10microsoftWindows Server 2019 (Server Core installation) View
11microsoftwindows server 2022 View
12microsoftwindows server 2025 View
13microsoftWindows Server 2025 (Server Core installation) View
14microsoftwindows 10 1607 View
15microsoftwindows 10 1809 View
16microsoftwindows server 2012 View
17microsoftwindows server 2012 View
18microsoftwindows server 2016 View
19microsoftwindows server 2019 View
20microsoftwindows server 2022 View
21microsoftwindows server 2025 View
Total affected vendors: 1|Products: 21

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:H/E:U/RL:O/RC:CCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

3 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

nvd

NVD tarafından Patch olarak etiketlenmiş referans

Open source
cvelist

Windows iSCSI Security Feature Bypass Vulnerability

Open source
reference

Windows iSCSI Security Feature Bypass Vulnerability

Open source
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

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

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-2026-73025 is associated with the following CWEs:

CWE-1390: Common Weakness Enumeration Entry CWE-1390

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-2026-73025 weaknesses.

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

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

Windows iSCSI Security Feature Bypass Vulnerabilitypatch

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/E:U/RL:O/RC:C
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)High

Yama doğrulandı

3 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

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Weakness Type (CWE & CAPEC)

CWE-1390

Similar Vulnerabilities

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CVE-2026-73025 · Windows iSCSI Security Feature Bypass Vulnerability · DayBreach