Tenda AC21

• CVE-2026-4565 High 8.8 Tenda AC21 SetNetControlList formSetQosBand buffer overflow 1.0%
• CVE-2026-2148 Medium 5.3 Tenda AC21 Web Management DownloadFlash information disclosure 0.6%
• CVE-2026-2147 Medium 5.3 Tenda AC21 Web Management DownloadLog information disclosure 0.6%
• CVE-2026-1638 Medium 6.3 Tenda AC21 mDMZSetCfg command injection 2.2%
• CVE-2026-1637 High 8.8 Tenda AC21 AdvSetMacMtuWan fromAdvSetMacMtuWan stack-based overflow 0.7%
• CVE-2025-13446 High 8.8 Tenda AC21 SetSysTimeCfg stack-based overflow 4.2%
• CVE-2025-13445 High 8.8 Tenda AC21 SetIpMacBind stack-based overflow 4.2%
• CVE-2025-12611 High 8.8 Tenda AC21 SetPptpServerCfg formSetPPTPServer buffer overflow 0.7%
• CVE-2025-11091 High 8.8 Tenda AC21 SetStaticRouteCfg sscanf buffer overflow 0.8%
• CVE-2025-10838 High 8.8 Tenda AC21 WifiExtraSet sub_45BB10 buffer overflow 1.1%
• CVE-2025-9605 Critical 9.8 Tenda AC21/AC23 GetParentControlInfo stack-based overflow 6.0%