CVE-2026-33380— SQL Expressions Read File From Disk
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I. Basic Information for CVE-2026-33380
Vulnerability Information
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Vulnerability Title
SQL Expressions Read File From Disk
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in SQL Expressions allows an authenticated attacker to read arbitrary files from the Grafana server's filesystem. Only instances with the sqlExpressions feature toggle enabled are vulnerable.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Grafana OSS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grafana OSS是Grafana开源的一个可视化仪表盘。 Grafana OSS存在安全漏洞，该漏洞源于SQL表达式中的漏洞，可能导致经过身份验证的攻击者从Grafana服务器文件系统读取任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Grafana | Grafana OSS | 11.6.0 ~ 11.6.14 | - |
II. Public POCs for CVE-2026-33380
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Grafana · 2026-05-13 · 10 CVEs total
| CVE-2026-33376 | 7.4 HIGH | Auth Proxy IPv6 whitelist bypass |
| CVE-2026-33377 | 7.1 HIGH | Dashboard Import Overwrites ACL — Editor Privilege Escalation to Dashboard Admin |
| CVE-2026-28379 | 6.5 MEDIUM | Viewer-triggered race condition in Grafana Live leads to complete server crash |
| CVE-2026-28380 | 6.5 MEDIUM | BAC in Snapshot API allows deletion of unauthorized dashboard snapshots |
| CVE-2026-28383 | 6.5 MEDIUM | Grafana plugin resources can lead to unbounded memory allocation |
| CVE-2026-28376 | 6.5 MEDIUM | Grafana Live push endpoint allows unbounded memory allocation leading to OOM |
| CVE-2026-33378 | 6.5 MEDIUM | Grafana Data Source Plugin: DoS (OOM) via Negative Interval Injection in $__timeGroup Macr |
| CVE-2026-33381 | 5.9 MEDIUM | Users can generate Service Account tokens after permissions removal |
| CVE-2026-28374 | 4.3 MEDIUM | IDOR in Annotations API allows unprivileged users to DELETE annotation |
IV. Related Vulnerabilities
Same product: Grafana OSS
- CVE-2026-28374
IDOR in Annotations API allows unprivileged users to DELETE - CVE-2026-33378
Grafana Data Source Plugin: DoS (OOM) via Negative Interval - CVE-2026-28383
Grafana plugin resources can lead to unbounded memory alloca - CVE-2026-33376
Auth Proxy IPv6 whitelist bypass - CVE-2026-33381
Users can generate Service Account tokens after permissions
Same vendor: Grafana
- CVE-2026-28374
IDOR in Annotations API allows unprivileged users to DELETE - CVE-2026-33378
Grafana Data Source Plugin: DoS (OOM) via Negative Interval - CVE-2026-28383
Grafana plugin resources can lead to unbounded memory alloca - CVE-2026-33376
Auth Proxy IPv6 whitelist bypass - CVE-2026-28380
BAC in Snapshot API allows deletion of unauthorized dashboar
V. Comments for CVE-2026-33380
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