CVE-2026-35549

MEDIUM EPSS 16.9%

Published Apr 3, 20263mo ago · Modified Jun 17, 20262w ago

6.5 CVSS 3.1

Medium

Published Apr 3, 2026 3mo ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

6.5

Exploitability

2.8

Impact

3.6

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

16.9% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-789

Affected Products 3

Vendor	Product	Version	Range
mariadb	mariadb	*	<11.4.10
mariadb	mariadb	*	≥11.5.0 – <11.8.6
mariadb	mariadb	*	≥12.0.0 – <12.2.2

References 1

jira.mariadb.org https://jira.mariadb.org/browse/MDEV-38365

Issue Tracking

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.