CVE-2026-41889
pgx: SQL Injection via placeholder confusion with dollar quoted string literals
Description
pgx is a PostgreSQL driver and toolkit for Go. Prior to version 5.9.2, SQL injection can occur when the non-default simple protocol is used, a dollar quoted string literal is used in the SQL query, that string literal contains text that would be would be interpreted as a placeholder outside of a string literal, and the value of that placeholder is controllable by the attacker. This issue has been patched in version 5.9.2.
INFO
Published Date :
May 8, 2026, 5:16 p.m.
Last Modified :
May 21, 2026, 7:58 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update pgx to version 5.9.2 or later.
- Ensure the default simple protocol is used.
- Sanitize user inputs used in SQL queries.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-41889.
| URL | Resource |
|---|---|
| https://github.com/jackc/pgx/commit/60644f84918a8af66d14a4b0d865d4edafd955da | Patch |
| https://github.com/jackc/pgx/releases/tag/v5.9.2 | Release Notes |
| https://github.com/jackc/pgx/security/advisories/GHSA-j88v-2chj-qfwx | Mitigation Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-41889 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-41889
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-41889 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-41889 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Reanalysis by [email protected]
May. 21, 2026
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:pgx_project:pgx:*:*:*:*:*:go:*:* versions up to (excluding) 5.9.2 OR *cpe:2.3:a:jackc:pgx:*:*:*:*:*:go:*:* versions up to (excluding) 5.9.2 -
Initial Analysis by [email protected]
May. 21, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration OR *cpe:2.3:a:pgx_project:pgx:*:*:*:*:*:go:*:* versions up to (excluding) 5.9.2 Added Reference Type GitHub, Inc.: https://github.com/jackc/pgx/commit/60644f84918a8af66d14a4b0d865d4edafd955da Types: Patch Added Reference Type GitHub, Inc.: https://github.com/jackc/pgx/releases/tag/v5.9.2 Types: Release Notes Added Reference Type GitHub, Inc.: https://github.com/jackc/pgx/security/advisories/GHSA-j88v-2chj-qfwx Types: Mitigation, Vendor Advisory -
New CVE Received by [email protected]
May. 08, 2026
Action Type Old Value New Value Added Description pgx is a PostgreSQL driver and toolkit for Go. Prior to version 5.9.2, SQL injection can occur when the non-default simple protocol is used, a dollar quoted string literal is used in the SQL query, that string literal contains text that would be would be interpreted as a placeholder outside of a string literal, and the value of that placeholder is controllable by the attacker. This issue has been patched in version 5.9.2. Added CVSS V4.0 AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-89 Added Reference https://github.com/jackc/pgx/commit/60644f84918a8af66d14a4b0d865d4edafd955da Added Reference https://github.com/jackc/pgx/releases/tag/v5.9.2 Added Reference https://github.com/jackc/pgx/security/advisories/GHSA-j88v-2chj-qfwx