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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.

PUBLISHED Reserved 2026-04-24 | Published 2026-04-25 | Updated 2026-04-27 | Assigner VulDB




MEDIUM: 5.3CVSS: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
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

1.0.0.0
affected

1.0.0.1
affected

1.0.0.2
affected

1.0.0.3
affected

Timeline

2026-04-24:Advisory disclosed
2026-04-24:VulDB entry created
2026-04-24:VulDB entry last update

Credits

alc9700 (VulDB User) reporter

References

vuldb.com/vuln/359541 (VDB-359541 | Tenda F453 Telnet Service telnet TendaTelnet command injection) vdb-entry technical-description

vuldb.com/vuln/359541/cti (VDB-359541 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/796560 (Submit #796560 | Tenda Tenda F453 Router <= V1.0.0.3 Remote Command Execution) third-party-advisory

github.com/alc9700jmo/CVE/issues/24 exploit issue-tracking

www.tenda.com.cn/ product

cve.org (CVE-2026-6989)

nvd.nist.gov (CVE-2026-6989)

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