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CVE-2026-56234— Capgo - Password Spraying via Public-Key Accessible Credential Validation 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之前版本存在授权问题漏洞，该漏洞源于在POST /functions/v1/private/validate_password_compliance端点中缺乏身份验证，且CORS允许通配符来源并缺少速率限制，可能导致攻击者执行密码喷洒和凭证填充攻击以破解用户账户。

CVSS 5.3 · Medium EPSS 0.40% · P32

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-2026-56234

Vulnerability Information
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Vulnerability Title
Capgo - Password Spraying via Public-Key Accessible Credential Validation Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Capgo before 12.128.2 contains a credential validation vulnerability in the POST /functions/v1/private/validate_password_compliance endpoint that is callable using only the public Supabase key without authentication. The endpoint is CORS-permissive with wildcard origin allowance and lacks rate limiting, enabling attackers to perform password spraying and credential stuffing attacks to compromise user accounts.
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
过多认证尝试的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Capgo 授权问题漏洞
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之前版本存在授权问题漏洞，该漏洞源于在POST /functions/v1/private/validate_password_compliance端点中缺乏身份验证，且CORS允许通配符来源并缺少速率限制，可能导致攻击者执行密码喷洒和凭证填充攻击以破解用户账户。
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-2026-56234

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III. Intelligence Information for CVE-2026-56234

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Vendor Advisories for CVE-2026-56234 (1)

Other References for CVE-2026-56234 (1)

Same Patch Batch · Capgo · 2026-06-23 · 5 CVEs total

CVE-2026-56225 8.3 HIGH Capgo - Authorization Bypass in API Key Management via App-Limited Keys
CVE-2026-56243 8.1 HIGH Capgo - Hashed API Key Enforcement Bypass via PostgREST/RLS Plane
CVE-2026-56322 7.5 HIGH Capgo - Information Disclosure via Unauthenticated /updates defaultChannel Parameter
CVE-2026-56222 7.2 HIGH Capgo - Cross-Organization App Takeover via Mismatched org_id and app_id in /private/role_

IV. Related Vulnerabilities

Same product: Capgo
Same vendor: Capgo
Same weakness: CWE-307

V. Comments for CVE-2026-56234

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