CVE-2026-104611

CRITICAL 9.1

Tenda AC9 POST Request fast_setting_internet_set stack-based overflow

CVSS Score

9.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-121 CWE-119
Vendor	tenda
Product	ac9
Published	Oct 2, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tenda / AC9

15.03.02.13

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/412918 vuldb.com: https://vuldb.com/vuln/412918/cti vuldb.com: https://vuldb.com/cve/CVE-2026-104611 vuldb.com: https://vuldb.com/submit/962720 github.com: https://github.com/ZaneBoden/CVEs/blob/main/Tenda-AC9-fast_setting_internet_set.md tenda.com.cn: https://www.tenda.com.cn/

Credits

🔍 hodor (VulDB User)