Unrated severityNVD Advisory· Published Feb 8, 2026· Updated Feb 23, 2026
Tenda AC9 formGetDdosDefenceList stack-based overflow
CVE-2026-2191
Description
A weakness has been identified in Tenda AC9 15.03.06.42_multi. Affected is the function formGetDdosDefenceList. This manipulation of the argument security.ddos.map causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- github.com/glkfc/IoT-Vulnerability/blob/main/Tenda/tenda3.mdmitreexploit
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
- www.tenda.com.cnmitreproduct
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