CVE-2026-82695: Auth Bypass (CVSS 10)

Description

A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

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CVSS v3.1 Score

10.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness Type (CWE)

CWE-287 Improper Authentication

CWE-306 Missing Authentication

References

Other References

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC18-TELNET-DEFAULT-UNAUTH-001-vulndb.md https://vuldb.com/cve/CVE-2026-82695 https://vuldb.com/submit/894242 https://vuldb.com/vuln/397183 https://vuldb.com/vuln/397183/cti https://www.tenda.com.cn/

Frequently Asked Questions

What is CVE-2026-82695? +

A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. It has a CVSS v3.1 base score of 10.0 (CRITICAL).

How severe is CVE-2026-82695? +

CVE-2026-82695 has a CVSS v3.1 score of 10.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2026-82695? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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