CVE-2026-35549 MEDIUM

CVE-2026-35549

Vendor Mariadb
Product MariaDB
Weakness CWE-789
Published April 3, 2026
Last update April 3, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

An issue was discovered in MariaDB Server before 11.4.10, 11.5.x through 11.8.x before 11.8.6, and 12.x before 12.2.2. If the caching_sha2_password authentication plugin is installed, and some user accounts are configured to use it, a large packet can crash the server because sha256_crypt_r uses alloca.

Key dates

02Disclosure timeline

April 3, 2026 CVE published
April 3, 2026 Record updated