CVE-2026-6989

MEDIUM

Tenda F453 Telnet Service telnet TendaTelnet command injection

Title source: cna
STIX 2.1

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.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-359541 | Tenda F453 Telnet Service telnet TendaTelnet command injection
https://vuldb.com/vuln/359541
Signature, Permissions Required signature permissions-required
VDB-359541 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/359541/cti
Third Party Advisory third-party-advisory
Submit #796560 | Tenda Tenda F453 Router <= V1.0.0.3 Remote Command Execution
https://vuldb.com/submit/796560
Exploit exploit issue-tracking
https://github.com/alc9700jmo/CVE/issues/24
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 6.3
EPSS 0.0290
EPSS Percentile 85.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-74 CWE-77
Status published
Products (5)
Tenda/F453 1.0.0.0
Tenda/F453 1.0.0.1
Tenda/F453 1.0.0.2
Tenda/F453 1.0.0.3
tenda/f453_firmware 1.0.0.3
Published Apr 25, 2026
Tracked Since Apr 25, 2026