CVE-2026-56164

Katalog CVE

CVSS 9.8 · Critical KEV · sudah dieksploitasi EPSS 1,0%

Kerentanan Missing Authentication for Critical Function pada microsoft sharepoint server. Skor CVSS 3.1 9.8 (Critical) menurut NVD. Masuk katalog KEV CISA pada 14 Juli 2026, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Missing authentication for critical function in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.

Rincian

Terbit di NVD

14 Juli 2026

Terakhir diubah

14 Juli 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-306: Missing Authentication for Critical Function

EPSS (30 hari)

1,0% peluang dieksploitasi; lebih tinggi dari 62,2% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Microsoft SharePoint Server Missing Authentication for Critical Function Vulnerability

Masuk KEV

14 Juli 2026

Tenggat CISA

17 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-2026-56164 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56164 pemerintah AS