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CVE-2026-72741— Rainbond 6.9.7 Region API Cross-Enterprise IDOR via Tenant Access

Quick assessment

Affected
goodrain rainbond
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Goodrain Rainbond是中国Goodrain公司的一个无需学习 Kubernetes 的容器平台。 Goodrain Rainbond 6.9.7及之前版本存在授权问题漏洞，该漏洞源于CheckToken函数存在访问控制缺陷，经过身份验证的攻击者可通过在URL路径中替换其他企业租户名，利用任意有效API令牌绕过企业ID验证，访问或修改其他企业的服务、插件、环境变量和证书。

CVSS 8.1 · High EPSS 0.26% · P16

Affected Version Matrix 1

VendorProduct Version RangeStatus
goodrain rainbond ≤ 6.9.7 affected
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I. Basic Information for CVE-2026-72741

Vulnerability Information
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Vulnerability Title
Rainbond 6.9.7 Region API Cross-Enterprise IDOR via Tenant Access
Source: CVE Program / CVE List V5
Vulnerability Description
Rainbond through 6.9.7 contains a broken access control vulnerability in the CheckToken function that allows authenticated attackers to access unauthorized enterprise resources by substituting another enterprise's tenant name in URL paths. Attackers can use any valid API token to bypass enterprise ID verification and access or modify another enterprise's services, plugins, environment variables, and certificates.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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
Goodrain Rainbond 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Goodrain Rainbond是中国Goodrain公司的一个无需学习 Kubernetes 的容器平台。 Goodrain Rainbond 6.9.7及之前版本存在授权问题漏洞，该漏洞源于CheckToken函数存在访问控制缺陷，经过身份验证的攻击者可通过在URL路径中替换其他企业租户名，利用任意有效API令牌绕过企业ID验证，访问或修改其他企业的服务、插件、环境变量和证书。
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
goodrain rainbond 0 ~ 6.9.7 -

II. Public POCs for CVE-2026-72741

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8703 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-72741

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Vendor Advisories for CVE-2026-72741 (2)

IV. Related Vulnerabilities

Same weakness: CWE-639

V. Comments for CVE-2026-72741

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