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    CVE-2026-103506

    An authenticated user in Grafana can read SSO client secrets and modify instance-wide SSO settings without the required permissions (missing authorization). This affects Grafana OSS and Enterprise 13.2 installations with the experimental kubernetesSsoSettingsApi feature toggle enabled, which is disabled by default.

    Published:Oct 28, 2026
    Last Modified:Oct 29, 2026
    EPS:Oct 28, 2026
    EPSS Score:0.00269
    CVSS Score:8.6

    Affected Products

    Vendor
    Grafana
    Product
    Grafana
    Vendor
    Grafana
    Product
    Grafana Enterprise
    Vendor
    Redhat
    Product
    Hummingbird

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-104 Cross Zone Scripting
    CAPEC-127 Directory Indexing
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-143 Detect Unpublicized Web Pages
    CAPEC-144 Detect Unpublicized Web Services
    CAPEC-17 Using Malicious Files
    CAPEC-39 Manipulating Opaque Client-based Data Tokens
    CAPEC-402 Bypassing ATA Password Security
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-5 Blue Boxing
    CAPEC-51 Poison Web Service Registry
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-647 Collect Data from Registries
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-87 Forceful Browsing

    Related CVEs

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    CVE-2026-88967 (CVSS 7.7) — A user with query access to an Azure Monitor data source in Grafana can cause server-side requests to an attac…
    CVE-2026-88858 (CVSS 6.5) — A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expressio…
    CVE-2026-16491 (CVSS 6.5) — Grafana’s RBAC service ignored the requested folder when checking whether a user was a folder administrator fo…
    CVE-2026-9703 (CVSS 7.1) — Grafana's data source proxy did not apply role-based access control to write requests forwarded to Loki data s…
    CVE-2026-13720 (CVSS 5.4) — An Editor can set file-provisioning metadata (the grafana.app/managedBy, grafana.app/managerId and grafana.app…
    CVE-2026-13719 (CVSS 4.3) — An authenticated user can list alert rules stored in folders they are not allowed to read through the alert ru…
    CVE-2026-81842 (CVSS 4.3) — An authenticated user with edit permission on one folder can move a library panel into another folder where th…
    CVE-2026-81841 (CVSS 5.3) — Pausing a shared (public) dashboard did not revoke its access token for the endpoints that serve frontend boot…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High