CVE-2024-58385

Yonyou U8 CRM SQL Injection via fillbacksettingedit.php

CRITICAL
9.8
CVSS Score
Published: September 15, 2026 at 04:43 PM UTC
Updated: September 28, 2026 at 02:10 PM UTC
1 product affected across 1 vendorU8 CRM

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Severity
CRITICAL9.8
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

Yonyou U8 CRM contains an unauthenticated SQL injection vulnerability in the fillbacksettingedit.php configuration endpoint where the DontCheckLogin=1 parameter bypasses authentication and the id parameter is incorporated into SQL queries without sanitization. Attackers can exploit this flaw to execute arbitrary SQL commands and, on Microsoft SQL Server deployments with xp_cmdshell enabled, write backdoor files and execute arbitrary operating system commands. Exploitation evidence was first observed by the Shadowserver Foundation on 2025-02-13.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (4)

Vendor AdvisoryPatch
Source: cverecord
https://security.yonyou.com/#/noticeInfo?id=618
Technical DescriptionExploit
Source: cverecord
https://cn-sec.com/archives/3234745.html
Product
Source: cverecord
https://www.yonyou.com/Global/

SSVC — Action Prioritization

SSVCPoCAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.8CRITICALVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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