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CVE-2026-12715— Missing Authorization in Firebase Studio allows Cross-Tenant Source Code Theft

Quick assessment

Affected
Google Cloud Firebase Studio
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.

Google Firebase Studio是美国Google公司的一站式、基于云端的智能集成开发环境（IDE）。 Google Firebase Studio 2026-04-15之前版本存在授权问题漏洞，该漏洞源于授权缺失，可能导致攻击者通过未授权的GCS URL签名请求下载其他用户部署的源代码并访问敏感数据。

AI Predicted 7.5 Difficulty: Easy EPSS 0.35% · P26

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Google Cloud Firebase Studio < 2026-04-15 affected
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I. Basic Information for CVE-2026-12715

Vulnerability Information
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Vulnerability Title
Missing Authorization in Firebase Studio allows Cross-Tenant Source Code Theft
Source: CVE Program / CVE List V5
Vulnerability Description
Missing Authorization in Google Cloud Firebase Studio versions prior to 2026-04-15 on Google Cloud Platform allows an attacker to download other users' deployed source code and access sensitive data via unauthorized GCS URL signing requests. This vulnerability was patched on 15 April 2026, and no customer action is needed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/U:Clear
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Google Firebase Studio 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Firebase Studio是美国Google公司的一站式、基于云端的智能集成开发环境（IDE）。 Google Firebase Studio 2026-04-15之前版本存在授权问题漏洞，该漏洞源于授权缺失，可能导致攻击者通过未授权的GCS URL签名请求下载其他用户部署的源代码并访问敏感数据。
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
Google Cloud Firebase Studio 0 ~ 2026-04-15 -

II. Public POCs for CVE-2026-12715

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III. Intelligence Information for CVE-2026-12715

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Vendor Advisories for CVE-2026-12715 (1)

IV. Related Vulnerabilities

Same vendor: Google Cloud
Same weakness: CWE-862

V. Comments for CVE-2026-12715

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