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CVE-2026-56336— Capgo - Information Disclosure via Unauthenticated SSO check-domain Endpoint

Quick assessment

Affected
Capgo Capgo
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.

Capgo是CAPGO公司的一个专为CapacitorJS开发者打造的移动应用开发和更新平台。 Capgo 12.128.2之前版本存在信息泄露漏洞，该漏洞源于未认证的/private/sso/check-domain端点返回内部org_id和provider_id值，导致信息泄露，攻击者可枚举电子邮件域以建立域与组织UUID和SSO提供程序标识符的映射，从而对Capgo租户进行侦察。

CVSS 5.3 · Medium EPSS 0.34% · P25

Affected Version Matrix 2

VendorProduct Version RangeStatus
Capgo Capgo < 12.128.2 affected
12.128.2 unaffected
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I. Basic Information for CVE-2026-56336

Vulnerability Information
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Vulnerability Title
Capgo - Information Disclosure via Unauthenticated SSO check-domain Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated /private/sso/check-domain endpoint that returns internal org_id and provider_id values. Attackers can enumerate email domains to build mappings of domains to organization UUIDs and SSO provider identifiers, enabling reconnaissance against Capgo tenants.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Capgo 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Capgo是CAPGO公司的一个专为CapacitorJS开发者打造的移动应用开发和更新平台。 Capgo 12.128.2之前版本存在信息泄露漏洞，该漏洞源于未认证的/private/sso/check-domain端点返回内部org_id和provider_id值，导致信息泄露，攻击者可枚举电子邮件域以建立域与组织UUID和SSO提供程序标识符的映射，从而对Capgo租户进行侦察。
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
Capgo Capgo 0 ~ 12.128.2 -

II. Public POCs for CVE-2026-56336

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III. Intelligence Information for CVE-2026-56336

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Vendor Advisories for CVE-2026-56336 (2)

Same Patch Batch · Capgo · 2026-07-12 · 7 CVEs total

CVE-2026-56241 8.3 HIGH Capgo - RBAC Demotion Privilege Retention via Stale org_users.user_right
CVE-2026-56313 8.1 HIGH Capgo - Cross-Organization Account Disruption via SSO Prelink Endpoint
CVE-2026-56238 7.5 HIGH Capgo - Unauthenticated Information Disclosure via PostgREST global_stats Endpoint
CVE-2026-56308 7.3 HIGH Capgo - Insufficient Authentication in Email Change Endpoint
CVE-2026-56252 5.4 MEDIUM Capgo - Scope Isolation Failure in Webhook Test Endpoint
CVE-2026-56281 3.8 LOW Capgo - SQL Injection via Unvalidated limit Parameter in Admin Stats Endpoint

IV. Related Vulnerabilities

Same product: Capgo
Same vendor: Capgo
Same weakness: CWE-200

V. Comments for CVE-2026-56336

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