What is CVE-2026-36809?

CVE-2026-36809 is a high-severity vulnerability, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2026-06-09.

How severe is CVE-2026-36809?

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

CVE-2026-36809

CVE-2026-36809

Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthWhiteID parameter of the formModifyWebAuthWhiteUser function. This vulnerability allows attackers to cause a Denial of Serv…

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-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org

Frequently asked questions

What is CVE-2026-36809?: CVE-2026-36809 is a high-severity vulnerability, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2026-06-09.
How severe is CVE-2026-36809?: High severity. CVSS v3 base score is 7.5 out of 10.