Yonyou YonBIP up to v3 LoginWithV8 Interface path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Yonyou YonBIP up to v3. Affected is an unknown function of the component LoginWithV8 Interface. The manipulation results in path traversal. This vulnerability is known as CVE-2025-66744. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Yonyou YonBIP up to v3. It has been classified as critical. Affected is an unknown part of the component LoginWithV8 Interface. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. CVE summarizes:

In Yonyou YonBIP v3 and before, the LoginWithV8 interface in the series data application service system is vulnerable to path traversal, allowing unauthorized access to sensitive information within the system

The advisory is available at github.com. This vulnerability is traded as CVE-2025-66744 since 12/08/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/09/2026). This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

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

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
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: Path traversal
CWE: CWE-22
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

12/08/2025 CVE reserved
01/09/2026 +32 days Advisory disclosed
01/09/2026 +0 days VulDB entry created
01/09/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-66744 (🔒)
GCVE (CVE): GCVE-0-2025-66744
GCVE (VulDB): GCVE-100-340350

Entryinfo

Created: 01/09/2026 19:16
Changes: 01/09/2026 19:16 (53)
Complete: 🔍
Cache ID: 216::103

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