What is CVE-2026-36538?

CVE-2026-36538 is a high-severity vulnerability in N/a, classified under Use of Hard-coded Credentials. CVSS score: 7.3/10. Published 2026-05-27.

How severe is CVE-2026-36538?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in N/a

CVE-2026-36538

Netis AC1200 Router NC21 V4.0.1.4296 contains a hard-coded root credential stored in /etc/shadow.sample. The password for the root account is set to the trivially weak value root, allowing an attacker with access to the device to authentic…

EPSS: 0.000 (15.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-798 — Use of Hard-coded Credentials

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-36538?: CVE-2026-36538 is a high-severity vulnerability in N/a, classified under Use of Hard-coded Credentials. CVSS score: 7.3/10. Published 2026-05-27.
How severe is CVE-2026-36538?: High severity. CVSS v3 base score is 7.3 out of 10.