# CVE-2026-82694: Tenda AC1206 authentication bypass in Web UI

Source: https://junglewise.ai/threats/cve-2026-82694-tenda-ac1206-authentication-bypass-in-web-ui  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-31. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-82694 · Severity: critical · CVSS 10 · Published 2026-08-31

Tenda AC1206 is a wireless router used to provide internet connectivity in homes and small offices. A vulnerability in the Web UI allows attackers to bypass authentication and access the device's management interface remotely without valid credentials, potentially enabling unauthorized configuration changes or data theft.

Technologies: [Tenda AC1206](https://junglewise.ai/threats/technologies/ac1206). Vendors: [Tenda](https://junglewise.ai/threats/vendors/tenda).

## Quick answers

**Is CVE-2026-82694 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-82694 being exploited in the wild.

**How severe is CVE-2026-82694?** Critical severity, with a CVSS score of 10, published 31 August 2026.

**Which products and versions are affected?** Tenda AC1206 15.03.06.23.

**Is there a fix for CVE-2026-82694?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-82694 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-82694?** Check whether you run Tenda AC1206 at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is an authentication bypass (missing authentication) in the R7WebsSecurityHandler function of the /goform/ate endpoint in the Web UI component. The flaw allows unauthenticated remote access to administrative functions. The attack is network-based and requires no credentials or user interaction. An attacker can exploit this to access the device's management interface and potentially modify settings, extract configuration data, or further compromise the device. Patches or updates are not mentioned in the available advisory data.

## Affected products

- Tenda AC1206 15.03.06.23

## Timeline

- 2026-08-31: disclosed

## References

- [https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC1206-ATE-DEFAULT-UNAUTH-002-vulndb.md](https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC1206-ATE-DEFAULT-UNAUTH-002-vulndb.md)
- [https://vuldb.com/cve/CVE-2026-82694](https://vuldb.com/cve/CVE-2026-82694)

## Related threats

- [Tenda AC1206 authentication bypass in web UI telnet function](https://junglewise.ai/threats/cve-2026-82693-tenda-ac1206-authentication-bypass-in-web-ui-telnet-function)
- [Tenda AC1206 stack buffer overflow in WifiGuestSet](https://junglewise.ai/threats/cve-2026-19789-tenda-ac1206-stack-buffer-overflow-in-wifiguestset)
- [Tenda AC1206 stack buffer overflow in device name handler](https://junglewise.ai/threats/cve-2026-19788-tenda-ac1206-stack-buffer-overflow-in-device-name-handler)
- [Tenda AC1206 stack overflow in fromGstDhcpSetSer](https://junglewise.ai/threats/cve-2026-36789-tenda-ac1206-stack-overflow-in-fromgstdhcpsetser)