VulnerabilityDeferred

CVE-2026-82695

The manipulation results in missing authentication.

CRITICAL 9.3EPSS 0.74%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.74%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 4.0: 9.3 CRITICALCVSS: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/M
EPSS: 0.74% probability · 53th percentile
CISA KEV: Not listed
Weakness: CWE-287, CWE-306
Source: cna@vuldb.com

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/

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.