CVE-2026-33375 (GCVE-0-2026-33375)

Vulnerability from cvelistv5 – Published: 2026-03-26 20:05 – Updated: 2026-05-13 19:28
VLAI
Title
Grafana MSSQL Data Source Plugin: Restriction Bypass Leading to OOM DoS
Summary
The Grafana MSSQL data source plugin contains a logic flaw that allows a low-privileged user (Viewer) to bypass API restrictions and trigger a catastrophic Out-Of-Memory (OOM) memory exhaustion, crashing the host container.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Assigner
References
Impacted products
Vendor Product Version
Grafana Grafana OSS Affected: 11.6.0 , < 11.6.14+security-01 (semver)
Affected: 12.1.0 , < 12.1.10+security-01 (semver)
Affected: 12.2.0 , < 12.2.8+security-01 (semver)
Affected: 12.3.0 , < 12.3.6+security-01 (semver)
Affected: 12.4.0 , < 12.4.2 (semver)
Create a notification for this product.
Date Public
2026-03-26 12:52
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.