CVE-2026-56155

Katalog CVE

CVSS 7.8 · High KEV · sudah dieksploitasi EPSS 0,35%

Kerentanan Insufficient Granularity of Access Control pada microsoft windows 10 1607, microsoft windows 10 1809 +5 lainnya. Skor CVSS 3.1 7.8 (High) menurut microsoft.com. Masuk katalog KEV CISA pada 14 Juli 2026, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an authorized attacker to elevate privileges locally.

Rincian

Terbit di NVD

14 Juli 2026

Terakhir diubah

15 Juli 2026

Status NVD

Analyzed

CVSS 3.1

7.8 (High), sumber microsoft.com
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-1220: Insufficient Granularity of Access Control

EPSS (30 hari)

0,35% peluang dieksploitasi; lebih tinggi dari 26,3% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability

Masuk KEV

14 Juli 2026

Tenggat CISA

28 Juli 2026 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

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.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56155 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56155 pemerintah AS