CVE-2026-86300

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.

CVSS v3 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/limou89/somevul/blob/main/Tenda_AC9_fast_setting_wifi_set_Unauth_Password.md
https://github.com/limou89/somevul/blob/main/Tenda_AC9_getProduct_Info_Disclosure.md
https://vuldb.com/cve/CVE-2026-86300
https://vuldb.com/submit/906606
https://vuldb.com/submit/906607
https://vuldb.com/submit/906608
https://vuldb.com/vuln/399464
https://vuldb.com/vuln/399464/cti
https://www.tenda.com.cn/
https://github.com/limou89/somevul/blob/main/Tenda_AC9_getProduct_Info_Disclosure.md

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-07 12:17

Updated : 2026-09-08 16:18

NVD link : CVE-2026-86300

Mitre link : CVE-2026-86300

CVE.ORG link : CVE-2026-86300

JSON object : View

Products Affected

No product.

CWE

CWE-287

Improper Authentication

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