CVE-2026-20271

cisco ios xe

TLP:CLEAR

csirt@kutim:~/threat-intel/cve/CVE-2026-20271

Katalog CVE

CVSS 8.6 · High EPSS 0,47%

Kerentanan Insufficient Control Flow Management pada cisco ios xe. Skor CVSS 3.1 8.6 (High) menurut cisco.com.

Deskripsi (NVD)

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XE Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20271 are related to insufficient control flow management issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-691.  

Rincian

Terbit di NVD
5 Agustus 2026
Terakhir diubah
3 Oktober 2026
Status NVD
Modified
CVSS 3.1
8.6 (High), sumber cisco.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-691: Insufficient Control Flow Management
EPSS (30 hari)
0,47% peluang dieksploitasi; lebih tinggi dari 38,7% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco ios xe Versi 16.6.2
cisco ios xe Versi 16.6.3
cisco ios xe Versi 16.6.4
cisco ios xe Versi 16.6.4a
cisco ios xe Versi 16.6.4s
cisco ios xe Versi 16.6.5
cisco ios xe Versi 16.6.5a
cisco ios xe Versi 16.6.5b
cisco ios xe Versi 16.6.6
cisco ios xe Versi 16.6.7
cisco ios xe Versi 16.6.7a
cisco ios xe Versi 16.6.8
cisco ios xe Versi 16.6.9
cisco ios xe Versi 16.6.10
cisco ios xe Versi 16.7.1
cisco ios xe Versi 16.7.1a
cisco ios xe Versi 16.7.1b
cisco ios xe Versi 16.7.2
cisco ios xe Versi 16.7.3
cisco ios xe Versi 16.7.4
cisco ios xe Versi 16.8.1
cisco ios xe Versi 16.8.1a
cisco ios xe Versi 16.8.1b
cisco ios xe Versi 16.8.1c
cisco ios xe Versi 16.8.1d
cisco ios xe Versi 16.8.1e
cisco ios xe Versi 16.8.1s
cisco ios xe Versi 16.8.2
cisco ios xe Versi 16.8.3
cisco ios xe Versi 16.9.1
cisco ios xe Versi 16.9.1a
cisco ios xe Versi 16.9.1b
cisco ios xe Versi 16.9.1c
cisco ios xe Versi 16.9.1d
cisco ios xe Versi 16.9.1s
cisco ios xe Versi 16.9.2
cisco ios xe Versi 16.9.2a
cisco ios xe Versi 16.9.2s
cisco ios xe Versi 16.9.3
cisco ios xe Versi 16.9.3a
cisco ios xe Versi 16.9.3h
cisco ios xe Versi 16.9.3s
cisco ios xe Versi 16.9.4
cisco ios xe Versi 16.9.4c
cisco ios xe Versi 16.9.5
cisco ios xe Versi 16.9.5f
cisco ios xe Versi 16.9.6
cisco ios xe Versi 16.9.7
cisco ios xe Versi 16.9.8
cisco ios xe Versi 16.9.8a
cisco ios xe Versi 16.9.8b
cisco ios xe Versi 16.10.1
cisco ios xe Versi 16.10.1a
cisco ios xe Versi 16.10.1b
cisco ios xe Versi 16.10.1c
cisco ios xe Versi 16.10.1d
cisco ios xe Versi 16.10.1e
cisco ios xe Versi 16.10.1f
cisco ios xe Versi 16.10.1g
cisco ios xe Versi 16.10.1s

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Referensi dan perbaikan

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.