Tenda AC9 vulnerabilities
🔔 Create alert RSS Version checker
Published CVEs affecting Tenda AC9: 7 record(s), with affected versions and fixes.
CVE-2026-104611
Critical · 9.1
CWE-119 Oct 2, 2026
Tenda AC9 POST Request fast_setting_internet_set stack-based overflow
A vulnerability was detected in Tenda AC9 15.03.02.13. Affected is an unknown function of the file /goform/fast_setting_internet_set of the component POST Request Handler. Performing a manipulation of the argument netWanType results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.
CVE-2026-86300
High · 7.3
CWE-287 Sep 7, 2026
Tenda AC9 Web Management R7WebsSecurityHandler improper authentication
A flaw has been found in Tenda AC9 15.03.05.14. This impacts the function R7WebsSecurityHandler of the component Web Management. This manipulation causes improper authentication. The attack may be initiated remotely. The exploit has been published and may be used.
CVE-2026-6016
High · 8.8
CWE-119 Apr 10, 2026
Tenda AC9 POST Request WizardHandle decodePwd stack-based overflow
A vulnerability was found in Tenda AC9 15.03.02.13. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Performing a manipulation of the argument WANS results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used.
CVE-2026-6015
High · 8.8
CWE-119 Apr 10, 2026
Tenda AC9 POST Request QuickIndex formQuickIndex stack-based overflow
A vulnerability has been found in Tenda AC9 15.03.02.13. Impacted is the function formQuickIndex of the file /goform/QuickIndex of the component POST Request Handler. Such manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
CVE-2026-2192
High · 7.2
CWE-119 Feb 8, 2026
Tenda AC9 formGetRebootTimer stack-based overflow
A security vulnerability has been detected in Tenda AC9 15.03.06.42_multi. Affected by this vulnerability is the function formGetRebootTimer. Such manipulation of the argument sys.schedulereboot.start_time/sys.schedulereboot.end_time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
CVE-2026-2191
High · 7.2
CWE-119 Feb 8, 2026
Tenda AC9 formGetDdosDefenceList stack-based overflow
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.
CVE-2025-14286
High · 7.5
CWE-200 Dec 9, 2025
Tenda AC9 Configuration File DownloadCfg.jpg information disclosure
A vulnerability was determined in Tenda AC9 15.03.05.14_multi. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/DownloadCfg.jpg of the component Configuration File Handler. This manipulation causes information disclosure. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.