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Critical Severity Vulnerability

This vulnerability has been rated as Critical severity. Immediate action is recommended.

CVE-2026-40906

Critical

Low Medium High Critical

9.9

CVSS Score

Published: Apr 21, 2026

Last Modified: Apr 21, 2026

CWE: CWE-89

Vulnerability Description

Electric is a Postgres sync engine. From 1.1.12 to before 1.5.0, the order_by parameter in the ElectricSQL /v1/shape API is vulnerable to error-based SQL injection, allowing any authenticated user to read, write, and destroy the full contents of the underlying PostgreSQL database through crafted ORDER BY expressions. This vulnerability is fixed in 1.5.0.

CVSS Metrics

Common Vulnerability Scoring System

Vector String:

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

References & Resources

Severity Details

9.9

out of 10.0

Critical

Weakness Type (CWE)

CWE-89 Top 25 #3

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Description: The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a…
Exploit Likelihood: High
Typical Severity: High
OWASP Top 10: A03:2021-Injection
Abstraction Level: Base