CVE-2026-6989

Tenda F453 Telnet Service telnet TendaTelnet command injection

State: Published
Severity: 5.3 Medium
Published: Apr 25, 2026
Updated: Apr 27, 2026
Reserved: Apr 24, 2026

Description

A vulnerability has been found in Tenda F453 up to 1.0.0.3. Impacted is the function TendaTelnet of the file /goform/telnet of the component Telnet Service. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-77 Command Injection
CWE-74 Injection

Affected Products

Product	Versions
F453Tenda	1.0.0.0Affected 1.0.0.1Affected 1.0.0.2Affected 1.0.0.3Affected

References

VDB-359541 | Tenda F453 Telnet Service telnet TendaTelnet command injectionvdb-entrytechnical-description
VDB-359541 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #796560 | Tenda Tenda F453 Router <= V1.0.0.3 Remote Command Executionthird-party-advisory
https://github.com/alc9700jmo/CVE/issues/24exploitissue-tracking
https://www.tenda.com.cn/product

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