CVE-2026-27879 | Grafana up to 11.6.13/12.1.9/12.2.7/12.3.5/12.4.1 Resample Query denial of service

VDB-353939 · CVE-2026-27879 · GCVE-0-2026-27879 GRAFANA UP TO 11.6.13/12.1.9/12.2.7/12.3.5/12.4.1 RESAMPLE QUERY DENIAL OF SERVICE HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.3 $0-$5k 1.81+ Summaryinfo A vulnerability was found in Grafana up to 11.6.13/12.1.9/12.2.7/12.3.5/12.4.1. It has been classified as problematic. This vulnerability affects unknown code of the component Resample Query Handler. The manipulation leads to denial of service. This vulnerability is traded as CVE-2026-27879. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended. Detailsinfo A vulnerability was found in Grafana up to 11.6.13/12.1.9/12.2.7/12.3.5/12.4.1 and classified as problematic. This issue affects an unknown code block of the component Resample Query Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is: A resample query can be used to trigger out-of-memory crashes in Grafana. It is possible to read the advisory at grafana.com. The identification of this vulnerability is CVE-2026-27879 since 02/24/2026. The exploitation is known to be easy. The attack may be initiated remotely. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK. Upgrading to version 11.6.14, 12.1.10, 12.2.8, 12.3.6 or 12.4.2 eliminates this vulnerability. Productinfo Name Grafana Version 11.6.0 11.6.1 11.6.2 11.6.3 11.6.4 11.6.5 11.6.6 11.6.7 11.6.8 11.6.9 11.6.10 11.6.11 11.6.12 11.6.13 12.1.0 12.1.1 12.1.2 12.1.3 12.1.4 12.1.5 12.1.6 12.1.7 12.1.8 12.1.9 12.2.0 12.2.1 12.2.2 12.2.3 12.2.4 12.2.5 12.2.6 12.2.7 12.3.0 12.3.1 12.3.2 12.3.3 12.3.4 12.3.5 12.4.0 12.4.1 License open-source CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.4 VulDB Meta Temp Score: 5.3 VulDB Base Score: 4.3 VulDB Temp Score: 4.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.5 CNA Vector (GRAFANA): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Denial of service CWE: CWE-404 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Grafana 11.6.14/12.1.10/12.2.8/12.3.6/12.4.2 Timelineinfo 02/24/2026 CVE reserved 03/27/2026 +31 days Advisory disclosed 03/27/2026 +0 days VulDB entry created 03/27/2026 +0 days VulDB entry last update Sourcesinfo Advisory: grafana.com Status: Confirmed CVE: CVE-2026-27879 (🔒) GCVE (CVE): GCVE-0-2026-27879 GCVE (VulDB): GCVE-100-353939 Entryinfo Created: 03/27/2026 15:52 Changes: 03/27/2026 15:52 (63) Complete: 🔍 Cache ID: 99:8EF:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸