Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-12715

Severity CVSS v4.0:
HIGH
Type:
Unavailable / Other
Publication date:
17/07/2026
Last modified:
17/07/2026

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&amp;#39; deployed source code and access sensitive data via unauthorized GCS URL signing requests.<br /> <br /> <br /> This vulnerability was patched on 15 April 2026, and no customer action is needed.

Impact

Vector 4.0
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 CVSS v4.0 Severity and Metrics:

Base Score: 8.50 HIGH
Vector: 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

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): Low
User Interaction (UI): None
Confidentiality (VC): High
Integrity (VI): None
Availability (VA): None
Confidentiality (SC): High
Integrity (SI): High
Availability (SA): High
Provider Urgency (U): Clear

Base Score 4.0
8.50
Severity 4.0
HIGH

References to Advisories, Solutions, and Tools