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CVE-2026-19386.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSCRITICAL / 9.3CVSS 4.0 · 54bf65a7-a193-42d2-b1ba-8e150d3c35e1
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSDeferredModified Oct 08, 2026

Disclosure summary

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.

Source-reported weakness categories

CWE-121

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-19386

Open original source · Updated Oct 08, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-06T22:16:57-04:00
MODIFIED 2026-10-08T00:17:19-04:00
INGESTED 2026-10-10T20:50:09-04:00