VDB-362974 · CVE-2026-7428 · GCVE-0-2026-7428

Google Cloud AlloyDB for PostgreSQL prior 2025-11-03 REST API default credentials

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Google Cloud AlloyDB for PostgreSQL. The impacted element is an unknown function of the component REST API. Executing a manipulation can lead to default credentials. The identification of this vulnerability is CVE-2026-7428. The attack may be launched remotely. There is no exploit available. This product is a managed service. This means that users are not able to maintain vulnerability countermeasures themselves. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Google Cloud AlloyDB for PostgreSQL and classified as critical. This vulnerability affects an unknown part of the component REST API. The manipulation with an unknown input leads to a default credentials vulnerability. The CWE definition for the vulnerability is CWE-1392. The product uses default credentials (such as passwords or cryptographic keys) for potentially critical functionality. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Prior to 2025-11-03, well-intended users of Terraform or REST API for Google Cloud AlloyDB for PostgreSQL could have created clusters with an insecure default password which could have been exploited by a remote attacker to gain full administrative access to the database. Exploitation required network access to the AlloyDB cluster and was limited to Terraform or the REST API, as other clients blocked it.

The advisory is available at docs.cloud.google.com. This vulnerability was named CVE-2026-7428 since 04/29/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/12/2026).

Upgrading to version 2025-11-03 eliminates this vulnerability.

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Productinfo

Type

Database Software

Vendor

Google Cloud

Name

AlloyDB for PostgreSQL

License

free

Managed Service

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Default credentials
CWE: CWE-1392
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Status: 🔍

0-Day Time: 🔒

Upgrade: AlloyDB for PostgreSQL 2025-11-03

Timelineinfo

11/03/2025 Countermeasure disclosed
04/29/2026 +176 days CVE reserved
05/12/2026 +13 days Advisory disclosed
05/12/2026 +0 days VulDB entry created
05/12/2026 +0 days VulDB entry last update