CVE-2026-10190: Denial of Service in Tenda W12
CVE-2026-10190 is a high-severity denial of service vulnerability affecting the Tenda W12 router version 3.0.0.7(4763). The flaw exists in the Web Management Interface, specifically in the cgiSysWebTimeoutSet function of the /bin/httpd component. By manipulating the web_over_time argument remotely, an attacker can cause the device to become unavailable. Although an exploit is publicly known, there is no confirmed patch or official remediation available at this time.
AI Analysis
Technical Summary
This vulnerability in Tenda W12 3.0.0.7(4763) involves improper handling of the web_over_time argument in the cgiSysWebTimeoutSet function within the Web Management Interface's /bin/httpd component. Remote attackers can exploit this flaw to trigger a denial of service condition, disrupting normal device operation. The CVSS 4.0 base score is 7.1, reflecting high severity with network attack vector, low attack complexity, no privileges or user interaction required, but high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation results in denial of service, rendering the affected Tenda W12 device unresponsive or unavailable. This impacts device availability but does not indicate compromise of confidentiality or integrity based on the provided data. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider limiting access to the device's web management interface from untrusted networks to reduce exposure. Monitor vendor channels for updates or patches addressing this vulnerability.
CVE-2026-10190: Denial of Service in Tenda W12
Description
CVE-2026-10190 is a high-severity denial of service vulnerability affecting the Tenda W12 router version 3.0.0.7(4763). The flaw exists in the Web Management Interface, specifically in the cgiSysWebTimeoutSet function of the /bin/httpd component. By manipulating the web_over_time argument remotely, an attacker can cause the device to become unavailable. Although an exploit is publicly known, there is no confirmed patch or official remediation available at this time.
CVSS v4.0
Score 7.1high
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Tenda W12 3.0.0.7(4763) involves improper handling of the web_over_time argument in the cgiSysWebTimeoutSet function within the Web Management Interface's /bin/httpd component. Remote attackers can exploit this flaw to trigger a denial of service condition, disrupting normal device operation. The CVSS 4.0 base score is 7.1, reflecting high severity with network attack vector, low attack complexity, no privileges or user interaction required, but high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation results in denial of service, rendering the affected Tenda W12 device unresponsive or unavailable. This impacts device availability but does not indicate compromise of confidentiality or integrity based on the provided data. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider limiting access to the device's web management interface from untrusted networks to reduce exposure. Monitor vendor channels for updates or patches addressing this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-30T16:45:13.485Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1c5bd6e29bf47b5033d1f2
Added to database: 05/31/2026, 16:03:34 UTC
Last enriched: 06/07/2026, 20:54:35 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 117
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