CVE-2026-3494
MariaDB Server Audit Plugin Comment Handling Bypass
MEDIUM 5.3EPSS 0.4%
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.
- CVSS v4.0 CNA
- 5.3 MEDIUM
CVSS:4.0/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 - CVSS v3.1 CNA
- 4.3 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N - EPSS
- 0.37% chance of exploitation in the next 30 days, 30th percentile
- Published
- 2026-03-03
- Updated
- 2026-03-16
Proof-of-concept exploits (1)
- Kelnor/CVE-2026-3494_Verfication/blob/0ad2721ef362baca999996e79833ff269d803ba0/poc/poc.py0★ · 2026-05-10
Security advisories
- https://aws.amazon.com/security/security-bulletins/2026-006-AWS
- MariaDB/server/commit/635559a2ad68a5a6d1a354e8209c58323dba0261
- aws/audit-plugin-for-mysql/commit/01e25a5cb1073f131eea774c06c8a056b1e4b2ff