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CVE-2026-63307— Chat2DB < 5.3.0 Insecure Direct Object Reference via GET /api/connection/datasource

Quick assessment

Affected
OtterMind Chat2DB
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OtterMind Chat2DB是OtterMind团队的一款数据库管理及系统工具。 OtterMind Chat2DB 5.3.0之前版本存在授权问题漏洞，该漏洞源于GET /api/connection/datasource/{id}端点中存在不安全的直接对象引用，未进行所有权检查即调用dataSourceService.queryExistent(id, ...)并返回解密后的密码字段，可能导致任何经过身份验证的非管理员用户枚举数据源ID并读取其他用户数据源的明文数据库凭据。

CVSS 6.5 · Medium EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
OtterMind Chat2DB < 5.3.0 affected
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I. Basic Information for CVE-2026-63307

Vulnerability Information
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Vulnerability Title
Chat2DB < 5.3.0 Insecure Direct Object Reference via GET /api/connection/datasource
Source: CVE Program / CVE List V5
Vulnerability Description
Chat2DB before 5.3.0 contains an insecure direct object reference vulnerability in the GET /api/connection/datasource/{id} endpoint. The handler calls dataSourceService.queryExistent(id, ...) without an ownership check and returns the decrypted password field, allowing any authenticated non-admin user to enumerate datasource IDs and read the plaintext database credentials of datasources owned by other users.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
OtterMind Chat2DB 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OtterMind Chat2DB是OtterMind团队的一款数据库管理及系统工具。 OtterMind Chat2DB 5.3.0之前版本存在授权问题漏洞，该漏洞源于GET /api/connection/datasource/{id}端点中存在不安全的直接对象引用，未进行所有权检查即调用dataSourceService.queryExistent(id, ...)并返回解密后的密码字段，可能导致任何经过身份验证的非管理员用户枚举数据源ID并读取其他用户数据源的明文数据库凭据。
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
OtterMind Chat2DB 0 ~ 5.3.0 -

II. Public POCs for CVE-2026-63307

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III. Intelligence Information for CVE-2026-63307

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Vendor Advisories for CVE-2026-63307 (1)

Proof of Concept for CVE-2026-63307 (1)

IV. Related Vulnerabilities

Same product: Chat2DB
Same weakness: CWE-639

V. Comments for CVE-2026-63307

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