CVE-2026-36778: n/a
Shenzhen Tenda Technology Co., Ltd Tenda O3 Wireless Router v1.0.0.5(4180) was discovered to contain a stack overflow in the username parameter of the R7WebsSecurityHandler function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
AI Analysis
Technical Summary
The Tenda O3 Wireless Router version 1.0.0.5(4180) contains a stack overflow vulnerability triggered via the username parameter in the R7WebsSecurityHandler function. Exploiting this vulnerability allows an attacker to cause a Denial of Service by sending a specially crafted HTTP request. There is no CVSS score or detailed vendor advisory available, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation leads to a Denial of Service, potentially disrupting network availability for users of the affected router version. There is no indication of privilege escalation or data compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider limiting exposure of the affected device to untrusted networks and monitor for updates from Shenzhen Tenda Technology Co., Ltd.
CVE-2026-36778: n/a
Description
Shenzhen Tenda Technology Co., Ltd Tenda O3 Wireless Router v1.0.0.5(4180) was discovered to contain a stack overflow in the username parameter of the R7WebsSecurityHandler function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Tenda O3 Wireless Router version 1.0.0.5(4180) contains a stack overflow vulnerability triggered via the username parameter in the R7WebsSecurityHandler function. Exploiting this vulnerability allows an attacker to cause a Denial of Service by sending a specially crafted HTTP request. There is no CVSS score or detailed vendor advisory available, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation leads to a Denial of Service, potentially disrupting network availability for users of the affected router version. There is no indication of privilege escalation or data compromise from the provided information.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider limiting exposure of the affected device to untrusted networks and monitor for updates from Shenzhen Tenda Technology Co., Ltd.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-04-06T00:00:00.000Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a2923ff8dd33fbd85129a93
Added to database: 6/10/2026, 8:44:47 AM
Last enriched: 6/10/2026, 8:53:13 AM
Last updated: 6/10/2026, 2:58:23 PM
Views: 2
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