CVE-2026-3679 - Vulnerability Analysis

Overview

Tenda FH451 1.0.0.9 contains a stack-based buffer overflow caused by manipulation of the mit_linktype/PPPOEPassword argument in /goform/QuickIndex, letting remote attackers execute arbitrary code, exploit requires crafted request.

Severity & Score

Impact

Remote attackers can execute arbitrary code, potentially leading to full system compromise.

Mitigation

Update to the latest version.

References

• https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_63/README.md
• https://vuldb.com/?ctiid.349581
• https://vuldb.com/?id.349581
• https://vuldb.com/?submit.765331
• https://www.tenda.com.cn/

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 8, 2026

🟠 CVE-2026-3679 - High (8.8) A vulnerability was identified in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex. Such manipulation of the argument mit_linktype/PPPOEPassword leads to stack-based buffer overflow.... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-3679/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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• Vulnerability Intelligence Dashboard
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