Paper/Archive/CVE-2026-19386

CVE-2026-19386

ASUS Router — A stack-based buffer overflow in the ASUS router modules allows an authenticated nearby user to execute arbitrary code via a crafted conf…

EPSS 0.2%CVSS 9.3

critical.is priorityof 100

CVSS 9.3 (CNA)9.3 / 10 × 3027.9 Not in CISA KEV+300.0 EPSS percentile 8.9.089 × 201.8 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A stack-based buffer overflow in the ASUS router modules allows an authenticated nearby user to execute arbitrary code via a crafted configuration file upload that exceeds the expected buffer size.Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

Affected

ProductAffectedFixed inSource

Router3.0.0.6.102 series–CNA

Scores by source

ASUS (CNA)9.3CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refasus.com/security-advisory