Medium severity4.7NVD Advisory· Published Mar 23, 2026· Updated Apr 29, 2026

CVE-2026-4564

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

News mentions

No linked articles in our index yet.

Severity

MediumCVSS v3.1

4.7/ 10

CVSS v42.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: High
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

EPSS

Probability of exploitation in the next 30 days.

0.06%

VYPR risk score

Composite of severity, exploitation, and reach.

0.31medium

cvss	0.306
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-94
Improper Control of Generation of Code ('Code Injection')

CVE ID

CVE-2026-4564

Source code

github.com/M0onc/RuoYi-Quartz-RCE

Credits

C(
Caishibo_ (VulDB User)
reporter
V
VulDB
coordinator