JeecgBoot up to 3.9.5 Role Retrieval getRolesByUserId userId improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k4.15+

Summaryinfo

A vulnerability identified as problematic has been detected in JeecgBoot up to 3.9.5. Affected by this issue is the function getRolesByUserId of the file /sys/api/getRolesByUserId of the component Role Retrieval Handler. Performing a manipulation of the argument userId results in improper authorization. This vulnerability is cataloged as CVE-2026-108651. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in JeecgBoot up to 3.9.5. This affects the function getRolesByUserId of the file /sys/api/getRolesByUserId of the component Role Retrieval Handler. The manipulation of the argument userId with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality. The summary by CVE is:

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the getRolesByUserId handler of SystemApiController that allows authenticated users to retrieve any user's role codes. Low-privileged attackers can supply arbitrary userId values to GET /sys/api/getRolesByUserId to enumerate role assignments and identify administrator accounts.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-108651 since 10/10/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/11/2026). The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

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: 🔍

CNA Base Score: 4.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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

10/10/2026 CVE reserved
10/10/2026 +0 days VulDB entry created
10/11/2026 +0 days Advisory disclosed
10/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-108651 (🔒)
GCVE (CVE): GCVE-0-2026-108651
GCVE (VulDB): GCVE-100-416439

Entryinfo

Created: 10/11/2026 00:47
Changes: 10/11/2026 00:47 (76)
Complete: 🔍
Cache ID: 216::103

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