CVE-2026-21514

Katalog CVE

CVSS 7.8 · High KEV · sudah dieksploitasi EPSS 1,6%

Kerentanan Reliance on Untrusted Inputs in a Security Decision pada microsoft 365 apps, microsoft office long term servicing channel. Skor CVSS 3.1 7.8 (High) menurut microsoft.com. Masuk katalog KEV CISA pada 10 Februari 2026, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.

Rincian

Terbit di NVD

10 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-807: Reliance on Untrusted Inputs in a Security Decision

EPSS (30 hari)

1,6% peluang dieksploitasi; lebih tinggi dari 75,1% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability

Masuk KEV

10 Februari 2026

Tenggat CISA

3 Maret 2026 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21514 advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21514 pemerintah AS