CVE•Published 2026-04-21•Modified 2026-06-30•1 article on news•7 live references•NVD data
CVE-2026-40906Electric · Sync-service
Vulnerability data via NVD (ingested)
CVSS v3.1
9.9
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
10
Exploit Prediction Scoring System · top 90% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2026-04-21
Modified 2026-06-30
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-40906Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Electric Sync-service"All exposed Electric Sync-service instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Sync-service"HTTP body or banner mentions "Sync-service" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-40906Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-40906Censys host search filtered to this CVE id.
grep.app
CVE-2026-40906Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-40906GitHub code search for direct mentions.
Google dork
"CVE-2026-40906" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.