CVE-2026-82555

TOTOLINK N600R Authentication cstecgi.cgi loginAuth random values

LOW
3.7
CVSS Score
Published: August 30, 2026 at 05:30 PM UTC
Updated: August 31, 2026 at 10:17 PM UTC
1 product affected across 1 vendorN600R Firmware

Using N600R by TOTOLINK?

Get instant alerts when new vulnerabilities affect N600R - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
LOW3.7
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function loginAuth of the file /web_cste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack remotely. This attack is characterized by high complexity. It is stated that the exploitability is difficult. The exploit has been disclosed to the public and may be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/397071
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/397071/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-82555
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/891698
Product
Source: cverecord
https://www.totolink.net/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.7LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-330CWE-310

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card