CVE Catalog

CVE-2026-36791

HighCVSS 7.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.40%

32th percentile - higher than 32% of all known CVEs

Summary

Tenda O3v3 router v1.0.0.5 has a stack overflow in the save_list_data parameter of formSetCfm, allowing attackers to cause DoS via crafted HTTP request.

Risk Assessment

Risk involves potential shutdown of the Tenda O3v3 router, disrupting network connectivity in small offices or homes.

Recommendation

Update Tenda O3v3 firmware to the latest version and restrict access to the administrative interface.

Related vulnerabilities

Original NVD description (English source)

Shenzhen Tenda Technology Co., Ltd Tenda O3v3 v1.0.0.5 was discovered to contain a stack overflow in the save_list_data parameter of the formSetCfm function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS