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CVE-2026-4492 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 20, 2026

Tenda A18 Pro - Buffer Overflow

Published: March 20, 2026Updated: March 20, 2026Remote Exploitable

Overview

Tenda A18 Pro 02.03.02.28 contains a stack-based buffer overflow caused by manipulation of the "list" argument in /goform/formSetQosBand set_qosMib_list function, letting remote attackers cause denial of service or execute code, exploit requires crafted request.

Severity & Score

Severity: High
CVSS Score: 8.8
EPSS Score: 0.0%(Probability of exploitation in next 30 days)

Impact

Remote attackers can cause denial of service or execute arbitrary code, potentially compromising the device.

Mitigation

Update to the latest version.

Social Media Activity(2 posts)

TheHackerWire
TheHackerWire
@thehackerwire
Mar 20, 2026

🟠 CVE-2026-4492 - High (8.8) A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function set_qosMib_list of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is p... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-4492/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post
TheHackerWire
TheHackerWire
@thehackerwire
Mar 20, 2026

🟠 CVE-2026-4492 - High (8.8) A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function set_qosMib_list of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is p... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-4492/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post

Details

CVE ID
CVE-2026-4492
Severity
High
CVSS Score
8.8
Type
buffer_overflow
Status
new
EPSS
0.0%
Social Posts
2

CWE

  • CWE-119

CVSS Metrics

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

EPSS Score

0.0%Probability of exploitation in the next 30 days