CVE-2026-3729 - Vulnerability Analysis

Overview

Tenda F453 1.0.0.3/3.As contains a stack-based buffer overflow caused by manipulation of the username/opttype argument in /goform/PPTPDClient, letting remote attackers execute 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/F453/vul_98/README.md
• https://vuldb.com/?ctiid.349707
• https://vuldb.com/?id.349707
• https://vuldb.com/?submit.766934
• https://www.tenda.com.cn/

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 8, 2026

🟠 CVE-2026-3729 - High (8.8) A vulnerability was identified in Tenda F453 1.0.0.3/3.As. Impacted is the function fromPptpUserAdd of the file /goform/PPTPDClient. Such manipulation of the argument username/opttype leads to stack-based buffer overflow. The attack can be execute... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-3729/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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• Vulnerability Intelligence Dashboard
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