CVE-2026-1686

8.8 HIGH
Published: January 30, 2026 Modified: February 10, 2026
View on NVD

Description

A security flaw has been discovered in Totolink A3600R 5.9c.4959. This issue affects the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. Performing a manipulation of the argument apcliSsid results in buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3600R/4959-apcliSsid-setAppEasyWizardConfig.md
Source: cna@vuldb.com
Exploit Third Party Advisory
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3600R/4959-apcliSsid-setAppEasyWizardConfig.md#poc
Source: cna@vuldb.com
Exploit
https://vuldb.com/?ctiid.343480
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.343480
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.740888
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.totolink.net/
Source: cna@vuldb.com
Product

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.1%
35th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119 CWE-120

Affected Vendors

totolink

Related CVEs

CVE-2026-4555 8.8
CVE-2026-4554 6.3
CVE-2026-33319 5.9
CVE-2026-33296 N/A
CVE-2026-33295 N/A