CVE-2026-19748: Tenda CH7 Kylin Web Service CWebSessionManager_ParseSession entropy
A security vulnerability has been detected in Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, TC3T14C and TC3T15C up to 20260625. Affected is the function CWebSessionManagerParseSession of the file /user/bin/Kylin of the component Kylin Web Service. Such manipulation of the argument SESSION leads to insufficient entropy. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is told to be difficult.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-19748?
The severity of CVE-2026-19748 is categorized as low with a CVSS score of 3.7.
How do I fix CVE-2026-19748?
To fix CVE-2026-19748, update your Tenda devices to the latest firmware version released after August 2026.
Which Tenda devices are affected by CVE-2026-19748?
CVE-2026-19748 affects Tenda CH7, CH7G, CH10, CP3, CP3 Pro, CP7, TC3B14C, TC3B15C, and TC3T14C/TC3T15C devices up to version 20260625.
What component is vulnerable in CVE-2026-19748?
The vulnerable component in CVE-2026-19748 is the Kylin Web Service, specifically the CWebSessionManager_ParseSession function.
What type of vulnerability is CVE-2026-19748?
CVE-2026-19748 is a security vulnerability that involves manipulation of session entropy in Tenda devices.