Privilege escalation in Tenda Cp3
CVE-2026-86153
A vulnerability has been found in Tenda CP3 27.5.57.101. This affects the function CRedirServer::SetRedirectEnable of the file Functions/Redirect.cpp. The manipulation leads to improper privilege management. Remote exploitation of the attack is possible.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Tenda Cp3 — versions 27.5.57.101
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-86153?
- CVE-2026-86153 is a critical-severity vulnerability in Tenda Cp3, classified under Incorrect Privilege Assignment. CVSS score: 9.1/10. Published 2026-09-06.
- How severe is CVE-2026-86153?
- Critical severity. CVSS v3 base score is 9.1 out of 10.