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CVE-2026-4535 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 22, 2026

Tenda FH451 - Buffer Overflow

Published: March 22, 2026Updated: March 22, 2026Remote Exploitable

Overview

Tenda FH451 1.0.0.9 contains a buffer overflow caused by manipulation of the "GO" argument in /goform/WrlclientSet, letting remote attackers cause a stack-based buffer overflow, exploit requires no special privileges.

Severity & Score

Severity: High

CVSS Score: 8.8

EPSS Score: 0.0%(Probability of exploitation in next 30 days)

Impact

Remote attackers can cause a stack-based buffer overflow, potentially leading to denial of service or remote code execution.

Mitigation

Update to the latest version.

References

Social Media Activity(2 posts)

Offensive Sequence

@offseq

Mar 22, 2026

⚠️ HIGH severity: CVE-2026-4535 in Tenda FH451 (v1.0.0.9) — stack-based buffer overflow in /goform/WrlclientSet. Remote, unauthenticated code execution possible. Patch or mitigate now! https://radar.offseq.com/threat/cve-2026-4535-stack-based-buffer-overflow-in-tenda-8f2fc263 #OffSeq #vulnerability #IoT #bufferOverflow

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Offensive Sequence

@offseq

Mar 22, 2026

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Related Resources

Details

CVE ID: CVE-2026-4535
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