SecuriTricks - CVE-2026-40906

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.

Product(s) Impacted

Vendor	Product	Versions
Electric	Electricsql	1.1.12-1.5.0
Postgresql	Postgresql	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-89

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

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 downstream component.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	electric	electricsql	1.1.12-1.5.0	/	/	/	/	/	/	/
o	postgresql	postgresql	/	/	/	/	/	/	/	/

References

https://github.com/electric-sql/electric/pull/4081

https://github.com/electric-sql/electric/security/advisories/GHSA-h5rg-pxx7-r2hj

CVSS Score

9.9 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: LOW
Scope: CHANGED
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH

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

View Vector String

Timeline

Published: April 21, 2026, 9:16 p.m.
Last Modified: April 22, 2026, 9:24 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-40906