CVE-2026-1328

HIGH
2026-01-22 [email protected]
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 29, 2026 - 17:47 vuln.today
Public exploit code
CVE Published
Jan 22, 2026 - 15:16 nvd
HIGH 8.8

Tags

Buffer Overflow Nr1800x Firmware

Description

A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. Impacted is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

Analysis

Buffer overflow in Totolik NR1800X firmware allows authenticated remote attackers to achieve complete system compromise through malformed SSID parameters in the setWizardCfg POST handler. Public exploit code is available and no patch has been released, leaving affected devices vulnerable to remote code execution. …

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Remediation

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

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Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +44
POC: +20

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CVE-2026-1328 vulnerability details – vuln.today
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