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Vulnerability record · CVE-2026-40906 · published 21 April 2026

CVE-2026-40906: Electric sync-service sql injection vulnerability

Electric · Sync Service

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.

8.8 CVSS 3.1 High EPSS 0.53% · top 57.4% CWE-89 · SQL injection
8.8CVSS 3.1 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 3 tagged exploit
15 Jul 2026Last modified by NVD

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/electric-sql/electric/pull/4081 ExploitIssue Tracking
https://github.com/electric-sql/electric/security/advisories/GHSA-h5rg-pxx7-r2hj ExploitVendor Advisory
https://access.redhat.com/security/cve/CVE-2026-40906
https://bugzilla.redhat.com/show_bug.cgi?id=2460291
https://github.com/electric-sql/electric/security/advisories/GHSA-h5rg-pxx7-r2hj ExploitVendor Advisory
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40906.json

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Source: NIST National Vulnerability Database (record CVE-2026-40906), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.