yangzongzhuan RuoYi-Vue up to 3.9.2 Common Upload Endpoint /common/upload FileUploadUtils.upload unrestricted upload

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in yangzongzhuan RuoYi-Vue up to 3.9.2. The affected element is the function FileUploadUtils.upload of the file /common/upload of the component Common Upload Endpoint. Executing a manipulation can lead to unrestricted upload. This vulnerability appears as CVE-2026-9374. The attack may be performed from remote. There is no available exploit. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical was found in yangzongzhuan RuoYi-Vue up to 3.9.2. This vulnerability affects the function FileUploadUtils.upload of the file /common/upload of the component Common Upload Endpoint. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability.

This vulnerability was named CVE-2026-9374. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/25/2026). This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-31585). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/23/2026 Advisory disclosed
05/23/2026 +0 days VulDB entry created
05/25/2026 +2 days VulDB entry last update

Sourcesinfo

Status: Not defined

CVE: CVE-2026-9374 (🔒)
GCVE (CVE): GCVE-0-2026-9374
GCVE (VulDB): GCVE-100-365338
EUVD: 🔒

Entryinfo

Created: 05/23/2026 16:20
Updated: 05/25/2026 08:00
Changes: 05/23/2026 16:20 (53), 05/25/2026 08:00 (1)
Complete: 🔍
Submitter: feng123123
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #813252: RuoYi RuoYi-Vue 3.9.2 Cross Site Scripting (by feng123123)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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