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Vulnerability record · CVE-2026-13385 · published 15 July 2026

CVE-2026-13385: Improper certificate validation vulnerability

An Improper Validation of Integrity Check Value and Improper Certificate Validation in certain ASUS router models allows a remote man-in-the-middle(MITM) user to make the router download and execute arbitrary command via a spoofed server. Refer to the '  Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information.

9.5 CVSS 4.0 Critical EPSS 0.14% · top 97.1% CWE-295 · Improper certificate validationCWE-354 · CWE-354 Deferred
9.5CVSS 4.0 base score
0.14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
29 Jul 2026Last modified by NVD

Description

An Improper Validation of Integrity Check Value and Improper Certificate Validation in certain ASUS router models allows a remote man-in-the-middle(MITM) user to make the router download and execute arbitrary command via a spoofed server. Refer to the '  Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information.

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://www.asus.com/security-advisory/

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-13385), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.