What is CVE-2026-36779?

CVE-2026-36779 is a high-severity vulnerability, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-06-09.

How severe is CVE-2026-36779?

High severity. CVSS v3 base score is 7.5 out of 10.

CVE-2026-36779

CVE-2026-36779

Shenzhen Tenda Technology Co., Ltd Tenda O3 Wireless Router v1.0.0.5(4180) was discovered to contain multiple stack overflows in the fromVirtualSer function via the puVar2, puVar1, __s2, __s1_00, and puVar3 parameters. These vulnerabilitie…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

cve@mitre.org

Frequently asked questions

What is CVE-2026-36779?: CVE-2026-36779 is a high-severity vulnerability, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-06-09.
How severe is CVE-2026-36779?: High severity. CVSS v3 base score is 7.5 out of 10.