CVE-2026-32687

SQL injection via unescaped notification channel names

Published May 12, 2026 · Updated May 12, 2026

SQL injection in elixir-ecto Postgrex 0.16.0 through 0.22.1 allows attackers to execute arbitrary SQL through notification channel names. Postgrex.Notifications.listen/3, unlisten/3, and reconnect handling interpolate channels into simple LISTEN or UNLISTEN queries without escaping quotes. Exploitation requires an application or dependency to supply an untrusted channel; injected statements run with the configured database role.

CVSS severity7.5
High
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in elixir-ecto Postgrex 0.16.0 through 0.22.1 allows attackers to execute arbitrary SQL through notification channel names. Postgrex.Notifications.listen/3, unlisten/3, and reconnect handling interpolate channels into simple LISTEN or UNLISTEN queries without escaping quotes. Exploitation requires an application or dependency to supply an untrusted channel; injected statements run with the configured database role.

The record

CVE
CVE-2026-32687
Published
May 12, 2026
Updated
May 12, 2026
Vendor
elixir-ecto
Product
Postgrex
Classifications
CWE-89, CAPEC-66
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2026CVE publishedPublication date reported by the CVE source.
  2. May 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0.16.0 <0.22.2
  2. Affected versionversion=266b530faf9bde094e31e0e4ab851f933fadc0f5 <7cdedbd4316bb65f82e6a9a4f922c0ac491cb770

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

elixir-ecto · Postgrexversion=0.16.0 <0.22.2; version=266b530faf9bde094e31e0e4ab851f933fadc0f5 <7cdedbd4316bb65f82e6a9a4f922c0ac491cb770

Published CVSS scores

7.8NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.5Erlang Ecosystem FoundationCVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CAPEC-66SQL Injection

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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