AC
Product
AC21
by Tenda · last CVE Mar 23, 2026
29
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 4High 19Medium 6Low 0
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Add AC21 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-13446
9.8
4%
Nov 20
Tenda AC21 SetSysTimeCfg stack-based overflow
Affected: 16.03.08.16
CVE-2025-13445
9.8
4%
Nov 20
Tenda AC21 SetIpMacBind stack-based overflow
Affected: 16.03.08.16
CVE-2025-12611
9.8
1%
Nov 3
Tenda AC21 SetPptpServerCfg formSetPPTPServer buffer overflow
Affected: 16.03.08.16
CVE-2025-9605
9.8
6%
Aug 29
Tenda AC21/AC23 GetParentControlInfo stack-based overflow
Affected: 16.03.08.16
CVE-2026-4565
8.8
1%
Mar 23
Tenda AC21 SetNetControlList formSetQosBand buffer overflow
Affected: 16.03.08.16
CVE-2026-1638
8.8
2%
Jan 29
Tenda AC21 mDMZSetCfg command injection
Affected: 1.1.1.1; 1.dmzip; 16.03.08.16
CVE-2026-1637
8.8
1%
Jan 29
Tenda AC21 AdvSetMacMtuWan fromAdvSetMacMtuWan stack-based overflow
Affected: 16.03.08.16
CVE-2025-11091
8.8
1%
Sep 28
Tenda AC21 SetStaticRouteCfg sscanf buffer overflow
Affected: through 16.03.08.16
CVE-2025-10838
8.8
1%
Sep 23
Tenda AC21 WifiExtraSet sub_45BB10 buffer overflow
Affected: through 16.03.08.16
CVE-2023-24333
8.8
0%
Feb 21
A stack overflow vulnerability in Tenda AC21 with firmware version US_AC21V1.0re_V16.03.08.15_cn_TDC01 allows attackers to run arbitrary commands via crafted POST request to…
Affected: 16.03.08.15
CVE-2026-2148
7.5
1%
Feb 8
Tenda AC21 Web Management DownloadFlash information disclosure
Affected: 16.03.08.16
CVE-2022-44163
7.5
1%
Nov 21
Tenda AC21 V16.03.08.15 is vulnerable to Buffer Overflow via function formSetMacFilterCfg
Affected: 16.03.08.15
CVE-2022-44158
7.5
1%
Nov 21
Tenda AC21 V16.03.08.15 is vulnerable to Buffer Overflow via function via set_device_name
Affected: 16.03.08.15
CVE-2022-40076
7.5
1%
Sep 19
Tenda AC21 V16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: fromSetWifiGusetBasic
Affected: 16.03.08.15
CVE-2022-40075
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, form_fast_setting_wifi_set
Affected: 16.03.08.15
CVE-2022-40074
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, setSchedWifi
Affected: 16.03.08.15
CVE-2022-40073
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, saveParentControlInfo
Affected: 16.03.08.15
CVE-2022-40072
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: setSmartPowerManagement
Affected: 16.03.08.15
CVE-2022-40071
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, formSetDeviceName
Affected: 16.03.08.15
CVE-2022-40070
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via bin/httpd, function: formSetFirewallCfg
Affected: 16.03.08.15
CVE-2022-40069
7.5
1%
Sep 19
]Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: fromSetSysTime
Affected: 16.03.08.15
CVE-2022-40068
7.5
1%
Sep 19
Tenda AC21 V16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: formSetQosBand
Affected: 16.03.08.15
CVE-2022-40067
7.5
1%
Sep 19
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, function: formSetVirtualSer
Affected: 16.03.08.15
CVE-2026-2147
5.3
1%
Feb 8
Tenda AC21 Web Management DownloadLog information disclosure
Affected: 16.03.08.16
CVE-2025-65222
4.3
3%
Nov 20
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the rebootTime parameter of /goform/SetSysAutoRebbotCfg
Affected: 16.03.08.16
CVE-2025-65223
4.3
0%
Nov 20
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo
Affected: 16.03.08.16
CVE-2025-65220
4.3
0%
Nov 20
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow in: /goform/SetVirtualServerCfg via the list parameter
Affected: 16.03.08.16
CVE-2025-65221
4.3
0%
Nov 20
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the list parameter of /goform/setPptpUserList
Affected: 16.03.08.16
CVE-2025-65226
4.3
0%
Nov 20
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the deviceId parameter in /goform/saveParentControlInfo
Affected: 16.03.08.16
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