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CVE-2026-4564— yangzongzhuan RuoYi Quartz Job job code injection

Quick assessment

Affected
yangzongzhuan RuoYi
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ruoyi是若依个人开发者的一个后台管理系统。 RuoYi 4.8.2及之前版本存在代码注入漏洞，该漏洞源于对文件/monitor/job/中Quartz Job Handler组件的invokeTarget参数操作不当，可能导致代码注入。

CVSS 4.7 · Medium EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-4564

Vulnerability Information
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Vulnerability Title
yangzongzhuan RuoYi Quartz Job job code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in yangzongzhuan RuoYi up to 4.8.2. This issue affects some unknown processing of the file /monitor/job/ of the component Quartz Job Handler. Such manipulation of the argument invokeTarget leads to code injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Ruoyi 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ruoyi是若依个人开发者的一个后台管理系统。 RuoYi 4.8.2及之前版本存在代码注入漏洞，该漏洞源于对文件/monitor/job/中Quartz Job Handler组件的invokeTarget参数操作不当，可能导致代码注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
yangzongzhuan RuoYi 4.8.0 cpe:2.3:a:ruoyi:ruoyi:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-4564

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
default-local-qwen3.6 · 12221 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-4564

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Vendor Advisories for CVE-2026-4564 (2)

Proof of Concept for CVE-2026-4564 (1)

IV. Related Vulnerabilities

Same product: RuoYi
Same vendor: yangzongzhuan
Same weakness: CWE-94

V. Comments for CVE-2026-4564

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