Vulnerability record · CVE-2026-82693 · published 31 August 2026

CVE-2026-82693: Improper authentication vulnerability

A vulnerability was determined in Tenda AC1206 15.03.06.23. This vulnerability affects the function TendaTelnet of the file /goform/telnet of the component Web UI. Executing a manipulation can lead to missing authentication. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.

9.3 CVSS 4.0 Critical EPSS 1.4% · top 28.3% CWE-287 · Improper authenticationCWE-306 · Missing authentication for critical function Deferred

9.3CVSS 4.0 base score, v2 10.0

1.4%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

6References

31 Aug 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC1206-TELNET-DEFAULT-UN
https://vuldb.com/cve/CVE-2026-82693
https://vuldb.com/submit/894235
https://vuldb.com/vuln/397181
https://vuldb.com/vuln/397181/cti
https://www.tenda.com.cn/

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Source: NIST National Vulnerability Database (record CVE-2026-82693), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.