PT-2026-28478 · Grafana · Grafana Mssql Data Source Plugin+1

Tokhanmarshal · Published 2026-03-26 · Updated 2026-04-22 · CVE-2026-33375

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Grafana MSSQL data source plugin (affected versions not specified)

Description The Grafana MSSQL data source plugin has a logic flaw. A low-privileged user (Viewer) can bypass API restrictions and trigger a catastrophic Out-Of-Memory (OOM) memory exhaustion, leading to a crash of the host container. The issue allows a user with limited privileges to cause a denial-of-service condition by exhausting system memory.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BIT-GRAFANA-2026-33375

CVE-2026-33375

OPENSUSE-SU-2026:10601-1

Affected Products

Grafana

Grafana Mssql Data Source Plugin

References · 17

• https://osv.dev/vulnerability/BIT-grafana-2026-33375 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-33375 · Security Note
• https://grafana.com/security/security-advisories/cve-2026-33375 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10601-1 · Vendor Advisory
• https://suse.com/security/cve/CVE-2026-33375 · Note
• https://suse.com/security/cve/CVE-2026-26958 · Note
• https://suse.com/security/cve/CVE-2026-21721 · Note
• https://suse.com/security/cve/CVE-2026-21720 · Note
• https://suse.com/security/cve/CVE-2026-27879 · Note
• https://suse.com/security/cve/CVE-2026-33186 · Note
• https://suse.com/security/cve/CVE-2026-21722 · Note
• https://suse.com/security/cve/CVE-2026-27876 · Note
• https://suse.com/security/cve/CVE-2026-21725 · Note
• https://twitter.com/CVEnew/status/2037280549837168682 · Twitter Post
• https://suse.com/security/cve/CVE-2026-27877 · Note