Vulnerability · Published Oct 5, 2026 · Assigned by VulDB

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

Medium 6.3

In plain English

A medium-severity unrestricted file upload in feelcrm-os from feelec-yishu. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.2%top 88.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
feelec-yishu	feelcrm-os	1.0.0

Weakness: CWE-434, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-413583 | feelec-yishu feelcrm-os UploadTicketFile Endpoint UploadController.class.php unrestricted upload vdb-entry, technical-description
VDB-413583 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-105389 | CVE Analysis and Report third-party-advisory
Submit #979554 | feelec-yishu feelcrm-os 1.0.0 Unrestricted Upload third-party-advisory
https://github.com/feelec-yishu/feelcrm-os/issues/7 exploit, issue-tracking
https://github.com/feelec-yishu/feelcrm-os/ product