BAC in Snapshot API allows deletion of unauthorized dashboard snapshots

Any Editor could delete any snapshot, even if they have no access to read or write them...

Regex DoS in Zabbix Plugin

Grafana is an open-source platform for monitoring and observability. Grafana-Zabbix is a plugin for Grafana allowing to visualize monitoring data from Zabbix and create dashboards for analyzing metrics and realtime monitoring. Versions 5.2.1 and below contained a ReDoS vulnerability via...

Grafana Testdata datasource can issue unbounded memory allocations

A testdata data-source can be used to trigger out-of-memory crashes in Grafana...

Unauthenticated DoS in avatar cache in Grafana

Grafana is an open-source platform for monitoring and observability. The platform supports users having their own avatars, which can be sourced from the Gravatar service API. This uses a cache, to ensure that we don't overload the service. If these requests time out after 3 seconds, a Goroutine i...

Grafana plugin resources can lead to unbounded memory allocation

A request to the Grafana plugin resources endpoint can cause unbounded memory allocation by reading the entire request body into memory. An authenticated user can exploit this to trigger an out-of-memory condition, potentially causing a denial of service...

IDOR in Teams API in Grafana

Grafana is an open-source platform for monitoring and observability. Affected versions of Grafana expose multiple API endpoints which do not properly handle user authorization. /teams/:teamId will allow an authenticated attacker to view unintended data by querying for the specific team ID,...

SSRF in CSV Plugin in Grafana

Grafana is an open-source platform for monitoring and observability. The CSV datasource plugin is a Grafana Labs maintained plugin that allows for retrieving and processing CSV data from a remote endpoint configured by an administrator. If this plugin was configured to send requests to a bare hos...

Grafana Alerting Editors can edit destination of webhooks they did not create

In Grafana's alerting system, users with edit permissions for a contact point, specifically the permissions “alert.notifications:write” or “alert.notifications.receivers:test” that are granted as part of the fixed role "Contact Point Writer", which is part of the basic role Editor - can edit...

Exposure of Storage Secret in Pyroscope

Pyroscope is an open-source continuous profiling database. The database supports various storage backends, including Tencent Cloud Object Storage COS. If the database is configured to use Tencent COS as the storage backend, an attacker could extract the secretkey configuration value from the...

SQL Data Source Plugin: OOM DoS via $__timeGroup macro

An authenticated user with permission to query a SQL data source can bypass the fix for CVE-2026-33375 by injecting the timeGroup macro through a WHERE clause, which Grafana's regex-based macro parsing does not reject. Evaluating the injected macro causes uncontrolled memory consumption that can...

Missing Protected-field Authorization in Provisioning Contact Points API

A vulnerability has been discovered in Grafana OSS where an authorization bypass in the provisioning contact points API allows users with Editor role to modify protected webhook URLs without the required alert.notifications.receivers.protected:write permission...

Incorrect OAuth Passthrough in Grafana Snowflake Datasource

Grafana is an open-source platform for monitoring and observability. The Grafana-Snowflake-Datasource is a plugin allowing Grafana to visualize data from Snowflake Versions between 1.5.0 and 1.14.0 are vulnerable to a bug when Oauth passthrough is enabled, and multiple users are using the same...

Viewer-triggered race condition in Grafana Live leads to complete server crash

A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server...

Auth Proxy IPv6 whitelist bypass

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

RCE on Grafana via sqlExpressions

A chained attack via SQL Expressions and a Grafana Enterprise plugin can lead to a remote arbitrary code execution impact RCE. This is enabled by a feature in Grafana OSS, so all users are always recommended to update to avoid future attack vectors going this path. Only instances with the...

Grafana Data Source Plugin: DoS (OOM) via Negative Interval Injection in $__timeGroup Macro

Using the $timeGroup macro, one can achieve an OOM by overloading the server. This requires a SQL datasource. If the server is set up to auto-restart, the impact is minimal or non-existent, as the attack can take upwards of half an hour to crash the server...

Public dashboards discloses all direct mode datasources

When using public dashboards and direct data-sources, all direct data-sources' passwords are exposed despite not being used in dashboards. No passwords of proxied data-sources are exposed. We encourage all direct data-sources to be converted to proxied data-sources as far as possible to improve...

Open Redirect Loki Path Traversal - CVE-2021-36156 Bypass

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/namespace Thanks to Prasanth Sundararajan for reporting this vulnerability...

IDOR in Annotations API allows unprivileged users to DELETE annotation

Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations...

Authorization bypass in Grafana datasource deletion

A time-of-create-to-time-of-use TOCTOU vulnerability lets recently deleted-then-recreated data sources be re-deleted without permission to do so. This requires several very stringent conditions to be met:...

Incorrect privilege assignment

SCIM provisioning was introduced in Grafana Enterprise and Grafana Cloud in April to improve how organizations manage users and teams in Grafana by introducing automated user lifecycle management. In Grafana versions 12.x where SCIM provisioning is enabled and configured, a vulnerability in user...

Cross-Tenant Legacy Correlation Disclosure and Deletion

A cross-tenant isolation vulnerability was found in Grafana’s Correlations feature affecting legacy correlation records. Due to a backward compatibility condition allowing orgid = 0 records to be returned across organizations, a user with datasource management privileges could read and permanentl...

Users can generate Service Account tokens after permissions removal

When a user's access to mint tokens for a service account is revoked, it is sometimes still possible to do so for a few seconds after the event. The user will eventually lose access to do this...

OpenFeature evaluation API reads input data with no bounds

The OpenFeature feature toggle evaluation endpoint reads unbounded values into memory, which can cause out-of-memory crashes...

SQL Expressions Read File From Disk

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...

S3 SSE-C Encryption Key Exposed in Plaintext via Config Endpoint

A vulnerability in Grafana Tempo exposes the S3 SSE-C encryption key in plaintext through the /status/config endpoint, potentially allowing unauthorized users to obtain the key used to encrypt trace data stored in S3. Thanks to williamgoodfellow for reporting this vulnerability...

Public Dashboards time range restriction on annotations can be bypassed

Public dashboards with annotations enabled did not limit their annotation timerange to the locked timerange of the public dashboard. This means one could read the entire history of annotations visible on the specific dashboard, even those outside the locked timerange. This did not leak any...

XSS in Grafana Explore stack trace

Stack traces in Grafana's Explore Traces view can be rendered as raw HTML, and thus inject malicious JavaScript in the browser. This would require malicious JavaScript to be entered into the stack trace field. Only datasources with the Jaeger HTTP API appear to be affected; Jaeger gRPC and Tempo ...

SSRF in Infinity Plugin in Grafana

Grafana is an open-source platform for monitoring and observability. The Infinity datasource plugin, maintained by Grafana Labs, allows visualizing data from JSON, CSV, XML, GraphQL, and HTML endpoints. If the plugin was configured to allow only certain URLs, an attacker could bypass this...

Authorization Bypass in Invitations in Grafana

Organization admins can delete pending invites created in an organization they are not part of...

Grafana OSS: Stored XSS via external Alertmanager generatorURL

An authenticated attacker with Editor access or alert.instances.external:write can submit an external Alertmanager alert containing a controlled generatorURL . The attacker is authorized to create the alert, but not to execute script in another user's Grafana session. Grafana renders...

Dashboard Import Overwrites ACL — Editor Privilege Escalation to Dashboard Admin

An Editor can overwrite a dashboard not owned by them to acquire admin on that specific dashboard. The user must have write access to the dashboard to escalate privilege...

Cross-dashboard privilege escalation via permission management

Grafana is an open-source platform for monitoring and observability. The platform supports creating dashboards, which collate various visualisation panels onto one plane. These can have per-user permissions. If a user has permission management rights on one dashboard, they could edit the...

DoS in Dashboard Titles in Grafana

In Grafana, an excessively long dashboard title or panel name will cause Chromium browsers to become unresponsive due to Improper Input Validation vulnerability in Grafana. This issue affects Grafana: before 11.6.2 and is fixed in 11.6.2 and higher. Credits: Jinay Patel and Shrey Shah for...

Grafana MSSQL Data Source Plugin: Restriction Bypass Leading to OOM DoS

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...

Incorrect OAuth Passthrough in Grafana Databricks Datasource

Grafana is an open-source platform for monitoring and observability. The Grafana-Databricks-Datasource is a plugin allowing Grafana to visualize data from Databricks Enterprise Versions between 1.6.0 and 1.12.0 are vulnerable to a bug when Oauth passthrough is enabled, and multiple users are usin...

Permission Error in Alerting API in Grafana

In Grafana, the wrong permission is applied to the alert rule write API endpoint, allowing users with permission to write external alert instances to also write alert rules. This vulnerability first appeared in Grafana v8.5.0, and is fixed in v11.2.1, v11.1.6, v11.0.5, v10.4.9, and v10.3.10...

Session takeover via Auth Proxy cache key collision

Only self-managed Grafana instances with Auth Proxy authentication and identity caching enabled syncttl greater than zero are affected. The Auth Proxy cache key concatenated the username and forwarded identity attributes without a delimiter, so distinct identities could collide on one key. An...

Query resampling can cause unbounded memory allocations

A resample query can be used to trigger out-of-memory crashes in Grafana...

Open Redirect in Organization Switching in Grafana

An open redirect vulnerability has been identified in Grafana organization switching functionality. Prerequisites for exploitation: Fixed in versions 12.0.2+security-01, 11.6.3+security-01, 11.5.6+security-01, 11.4.6+security-01 and 11.3.8+security-01 UPDATE: Thanks to dat2phitopswat for reportin...

Token Leakage in Proxy in Grafana

Grafana is an open source observability and data visualization platform. Versions of Grafana for endpoints prior to 9.1.8 and 8.5.14 could leak authentication tokens to some destination plugins under some conditions. The vulnerability impacts data source and plugin proxy endpoints with...

XSS in XY Chart Plugin in Grafana

The built-in XY Chart plugin is vulnerable to a DOM XSS vulnerability. A user with Editor permissions is able to modify such a panel in order to make it execute arbitrary JavaScript. This vulnerability first appeared in Grafana v11.1.0, and is fixed in 11.6.0+security-01, 11.5.3+security-01,...

Information Disclosure in Plugin SDK in Grafana

The grafana plugin SDK bundles build metadata into the binaries it compiles; this metadata includes the repository URI for the plugin being built, as retrieved by running git remote get-url origin . If credentials are included in the repository URI for instance, to allow for fetching of private...

Privilege Escalation in Data Sources in Grafana

A user with the permissions to create a data source can use Grafana API to create a data source with UID set to . Doing this will grant the user access to read, query, edit and delete all data sources within the organization. Impacted Versions:...

Grafana Alloy: ServiceMonitor bearerTokenFile reads arbitrary local file and sends contents as bearer auth

Grafana Alloy’s prometheus.operator.servicemonitors component allows a user who can create or modify ServiceMonitor resources in a watched namespace to specify an arbitrary local file through bearerTokenFile . Alloy reads the file and sends its contents as a bearer token to an attacker-controlled...

Privilege Escalation in Service Path in Grafana Agent

On a windows machine, the Grafana Agent Flow mode service prior to version 0.43.1 is vulnerable to a privilege escalation from local user to SYSTEM due to an unquoted service path. It is recommended that you remove the Grafana Agent Flow installation and do a clean install. An update will not...

Network Restriction Bypass in Data Sources in Grafana

Grafana is an open-source platform for monitoring and observability. In Grafana, Request security is a deny list that allows admins to configure Grafana in a way so that the instance doesn’t call specific hosts. However, the restriction can be bypassed used punycode encoding of the characters in...

SAML assertion replay via skipped InResponseTo validation

When SAML IdP-initiated login is enabled in Grafana Enterprise, the SAML library skips validation of the InResponseTo field on all SAML responses, including SP-initiated logins. This removes anti-replay protection, allowing an attacker who obtains a valid signed SAML assertion to replay it and ga...

Grafana Live push endpoint allows unbounded memory allocation leading to OOM

The Grafana Live push endpoint can be exploited to cause unbounded memory allocation by sending a large or streaming request body, potentially leading to out-of-memory conditions. An authenticated user with access to the Grafana Live API can trigger this issue...

Information Disclosure in DingDing Integration in Grafana

Grafana is an open-source platform for monitoring and observability. The Grafana Alerting DingDing integration was not properly protected and could be exposed to users with Viewer permission. Fixed in versions 10.4.19+security-01, 11.2.10+security-01, 11.3.7+security-01, 11.4.5+security-01,...