CVE-2026-3494
MariaDB Server Audit Plugin Comment Handling Bypass
Description
In MariaDB server version through 11.8.5, when server audit plugin is enabled with server_audit_events variable configured with QUERY_DCL, QUERY_DDL, or QUERY_DML filtering, if an authenticated database user invokes a SQL statement prefixed with double-hyphen (—) or hash (#) style comments, the statement is not logged.
INFO
Published Date :
March 3, 2026, 8:16 p.m.
Last Modified :
March 16, 2026, 6:16 p.m.
Remotely Exploit :
Yes !
Source :
ff89ba41-3aa1-4d27-914a-91399e9639e5
Affected Products
The following products are affected by CVE-2026-3494
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | ff89ba41-3aa1-4d27-914a-91399e9639e5 | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE | ||||
| CVSS 4.0 | MEDIUM | ff89ba41-3aa1-4d27-914a-91399e9639e5 | ||||
| CVSS 4.0 | MEDIUM | ff89ba41-3aa1-4d27-914a-91399e9639e5 |
Solution
- Configure server_audit_events to include all statements.
- Disable commented-out SQL statements in logs.
- Monitor audit logs for security events.
- Update MariaDB to a patched version.
Public PoC/Exploit Available at Github
CVE-2026-3494 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2026-3494.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-3494 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-2026-3494
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).
Ready-to-run Source Watcher pipeline examples: CSV, JSON, text, SQLite
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-3494 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-3494 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.
-
CVE Modified by ff89ba41-3aa1-4d27-914a-91399e9639e5
Mar. 16, 2026
Action Type Old Value New Value Added Reference https://github.com/aws/audit-plugin-for-mysql/commit/01e25a5cb1073f131eea774c06c8a056b1e4b2ff Added Reference https://github.com/MariaDB/server/commit/635559a2ad68a5a6d1a354e8209c58323dba0261 -
Initial Analysis by [email protected]
Mar. 09, 2026
Action Type Old Value New Value Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* versions up to (including) 10.6.24 *cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* versions from (including) 10.7.0 up to (including) 10.11.15 *cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* versions from (including) 11.0.0 up to (including) 11.4.9 *cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:* versions from (including) 11.5.0 up to (including) 11.8.5 Added CPE Configuration OR *cpe:2.3:a:amazon:aurora_mysql:*:*:*:*:*:*:*:* versions up to (including) 2.12.5 *cpe:2.3:a:amazon:aurora_mysql:*:*:*:*:*:*:*:* versions from (including) 3.01.0 up to (including) 3.04.5 *cpe:2.3:a:amazon:aurora_mysql:*:*:*:*:*:*:*:* versions from (including) 3.05.1 up to (including) 3.10.2 *cpe:2.3:a:amazon:aurora_mysql:3.11.0:*:*:*:*:*:*:* *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mariadb:*:* versions up to (including) 10.6.24 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mariadb:*:* versions from (including) 10.11.4 up to (including) 10.11.15 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mariadb:*:* versions from (including) 11.4.3 up to (including) 11.4.9 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mariadb:*:* versions from (including) 11.8.3 up to (including) 11.8.5 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mysql:*:* versions up to (including) 5.7.44-rds.20251212 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mysql:*:* versions from (including) 8.0.11 up to (including) 8.0.44 *cpe:2.3:a:amazon:relational_database_service:*:*:*:*:*:mysql:*:* versions from (including) 8.4.3 up to (including) 8.4.7 Added Reference Type AMZN: https://aws.amazon.com/security/security-bulletins/2026-006-AWS/ Types: Third Party Advisory -
New CVE Received by ff89ba41-3aa1-4d27-914a-91399e9639e5
Mar. 03, 2026
Action Type Old Value New Value Added Description In MariaDB server version through 11.8.5, when server audit plugin is enabled with server_audit_events variable configured with QUERY_DCL, QUERY_DDL, or QUERY_DML filtering, if an authenticated database user invokes a SQL statement prefixed with double-hyphen (—) or hash (#) style comments, the statement is not logged. Added CVSS V4.0 AV:N/AC:L/AT:N/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 CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-778 Added Reference https://aws.amazon.com/security/security-bulletins/2026-006-AWS/