CVE-2026-27879
Query resampling can cause unbounded memory allocations
Description
A resample query can be used to trigger out-of-memory crashes in Grafana.
INFO
Published Date :
March 27, 2026, 3:16 p.m.
Last Modified :
March 31, 2026, 6:56 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Grafana to a version that fixes the OOM crash.
- Monitor system resources after updating Grafana.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-27879.
| URL | Resource |
|---|---|
| https://grafana.com/security/security-advisories/cve-2026-27879 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-27879 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-27879
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-27879 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-27879 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Mar. 31, 2026
Action Type Old Value New Value Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:* versions from (including) 11.6.14 up to (excluding) 12.0.0 *cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:* versions from (including) 12.1.10 up to (excluding) 12.2.0 *cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:* versions from (including) 12.2.8 up to (excluding) 12.3.0 *cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:* versions from (including) 12.3.6 up to (excluding) 12.4.0 *cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:* versions up to (excluding) 8.0.0 Added Reference Type Grafana Labs: https://grafana.com/security/security-advisories/cve-2026-27879 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 31, 2026
Action Type Old Value New Value Added CWE CWE-400 -
New CVE Received by [email protected]
Mar. 27, 2026
Action Type Old Value New Value Added Description A resample query can be used to trigger out-of-memory crashes in Grafana. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added Reference https://grafana.com/security/security-advisories/cve-2026-27879