# Tenda Ac9 vulnerabilities

Source: https://junglewise.ai/threats/technologies/ac9  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/ac9.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Tenda Ac9: 0 in the last 7 days and 2 in the last 90 days, 2 of them critical and 1 exploited in the wild. The most recent, CVE-2026-104611, was published on 2 October 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before. 0 critical against 1.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 5 (2 critical, 1 exploited in the wild)

## About Tenda Ac9

Firmware for Tenda AC9 wireless router.

## Latest Tenda Ac9 vulnerabilities

- [CVE-2026-104611: Tenda AC9 stack buffer overflow in POST request handler](https://junglewise.ai/threats/cve-2026-104611-a-vulnerability-was-detected-in-tenda-ac9-15-03-02-13-affected) (critical, CVSS 9.1, published 2 Oct 2026)
- [CVE-2026-86300: Tenda AC9 authentication bypass in web management](https://junglewise.ai/threats/cve-2026-86300-tenda-ac9-authentication-bypass-in-web-management) (high, CVSS 7.3, published 7 Sep 2026)
- [CVE-2026-6016: Tenda AC9 stack overflow in WizardHandle decodePwd](https://junglewise.ai/threats/cve-2026-6016-tenda-ac9-stack-overflow-in-wizardhandle-decodepwd) (high, CVSS 8.8, published 10 Apr 2026)
- [CVE-2026-6015: Tenda AC9 stack-based buffer overflow in QuickIndex](https://junglewise.ai/threats/cve-2026-6015-tenda-ac9-stack-based-buffer-overflow-in-quickindex) (high, CVSS 8.8, published 10 Apr 2026)
- [CVE-2018-14558: Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability](https://junglewise.ai/threats/cve-2018-14558-tenda-ac7-ac9-and-ac10-routers-command-injection-vulnerability) (critical, exploited in the wild, CVSS 9.8, published 3 Nov 2021)

## Most severe Tenda Ac9 vulnerabilities

- [CVE-2018-14558: Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability](https://junglewise.ai/threats/cve-2018-14558-tenda-ac7-ac9-and-ac10-routers-command-injection-vulnerability) (critical, exploited in the wild, CVSS 9.8, published 3 Nov 2021)
- [CVE-2026-104611: Tenda AC9 stack buffer overflow in POST request handler](https://junglewise.ai/threats/cve-2026-104611-a-vulnerability-was-detected-in-tenda-ac9-15-03-02-13-affected) (critical, CVSS 9.1, published 2 Oct 2026)
- [CVE-2026-6016: Tenda AC9 stack overflow in WizardHandle decodePwd](https://junglewise.ai/threats/cve-2026-6016-tenda-ac9-stack-overflow-in-wizardhandle-decodepwd) (high, CVSS 8.8, published 10 Apr 2026)
- [CVE-2026-6015: Tenda AC9 stack-based buffer overflow in QuickIndex](https://junglewise.ai/threats/cve-2026-6015-tenda-ac9-stack-based-buffer-overflow-in-quickindex) (high, CVSS 8.8, published 10 Apr 2026)
- [CVE-2026-86300: Tenda AC9 authentication bypass in web management](https://junglewise.ai/threats/cve-2026-86300-tenda-ac9-authentication-bypass-in-web-management) (high, CVSS 7.3, published 7 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before. 0 critical against 1.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 1 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 1 | 1 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Tenda technologies

- [Tenda CH22](https://junglewise.ai/threats/technologies/ch22): 24 vulnerabilities
- [Tenda F456](https://junglewise.ai/threats/technologies/f456): 23 vulnerabilities
- [Tenda F456 Firmware](https://junglewise.ai/threats/technologies/f456-firmware): 22 vulnerabilities
- [Tenda Ch22 Firmware](https://junglewise.ai/threats/technologies/ch22-firmware): 20 vulnerabilities
- [Tenda Wh450](https://junglewise.ai/threats/technologies/wh450): 19 vulnerabilities
- [Tenda Wh450 Firmware](https://junglewise.ai/threats/technologies/wh450-firmware): 19 vulnerabilities
- [Tenda F451](https://junglewise.ai/threats/technologies/f451): 17 vulnerabilities
- [Tenda CP3](https://junglewise.ai/threats/technologies/cp3): 14 vulnerabilities
- [Tenda F451 Firmware](https://junglewise.ai/threats/technologies/f451-firmware): 14 vulnerabilities
- [Tenda AC7](https://junglewise.ai/threats/technologies/ac7): 13 vulnerabilities
- [Tenda O3](https://junglewise.ai/threats/technologies/o3): 11 vulnerabilities
- [Tenda W20E](https://junglewise.ai/threats/technologies/w20e): 11 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Tenda Ac9 vulnerabilities", https://junglewise.ai/threats/technologies/ac9, 9 November 2026.