CVE-2026-86153 Tenda CP3 Redirect.cpp SetRedirectEnable privileges management

Critical 9.4 Published Updated

Remote attackers can exploit improper privilege management in the redirect function to escalate privileges on Tenda CP3 cameras.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-86153?

CVE-2026-86153 is a critical vulnerability in Tenda CP3, published on 6 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

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.

Weakness: CWE-269, CWE-266

Which versions are affected by CVE-2026-86153?

How do I fix CVE-2026-86153?

No fix has been published for CVE-2026-86153 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-86153 being exploited?

There is no known exploitation of CVE-2026-86153 in the wild and no public exploit code.

Sources

Also known as GHSA-3557-5v9r-p922.

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