Server-Side Request Forgery in FeelCRM by Feelec-Yishu
CVE-2026-105290

6.9MEDIUM

Key Information:

Vendor

Feelec-yishu

Status
Feelcrm-os
Vendor
CVE Published:
5 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-105290?

A vulnerability in Feelec-Yishu's FeelCRM version 1.0.0 arises from a flaw in the getCurlData endpoint found in the GoogleController.class.php file. This issue permits an attacker to manipulate the URL argument, potentially leading to unauthorized server-side request forgery (SSRF). Due to the nature of SSRF vulnerabilities, an attacker could exploit this vulnerability remotely, posing significant security risks. The vulnerability has been publicly acknowledged, yet the vendor has not addressed it in a timely manner.

Affected Version(s)

feelcrm-os 1.0.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-105290 - Proof of Concept

References

https://vuldb.com/vuln/413471
vdb-entrytechnical-description
https://vuldb.com/vuln/413471/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-105290
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

liaoxijun10086 (VulDB User)
VulDB CNA Team
.