CyberSecBulletin

Splunk vulnerabilities

We track 147 vulnerabilities in Splunk products across 29 products. 147 are rated high or critical, and 2 have been exploited in real attacks. The most recent was published on October 21, 2026.

147vulnerabilities
26critical
121high
2exploited
8.4average CVSS score

Latest Splunk vulnerabilities

  • 7.5 High severity

    Splunk Enterprise: Missing Authentication for Critical Functionality

    CVE-2026-76355Splunk

    In Splunk Enterprise 10.4 versions below 10.4.2, an unauthenticated user could retrieve the information contained in Edge Processor pipeline configurations through a Representational State Transfer (REST) API endpoint when Edge Processor is turned on. The vuln

  • 8.1 High severity

    Splunk Enterprise: Improper Neutralization of Null Byte or NUL Character

    CVE-2026-76354Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could affect system integrity and availability by sending a crafted Representational State Transfer (REST) API request that del

  • 8.8 High severity

    Splunk Enterprise: Improper Authorization

    CVE-2026-76352Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could create or modify a scripted lookup through generic configuration endpoints and run an installed lookup script with the pe

  • 8.8 High severity

    Splunk Enterprise: Server-Side Request Forgery

    CVE-2026-76351Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9, 3.9.23, and 3.8.70, a user who does not hold the "admin" or "power" Splunk roles could use crafted report notification data to cause Splunk

  • 8.8 High severity

    Splunk Enterprise: Improper Privilege Management

    CVE-2026-76350Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user that holds a role with the schedule_search capability could configure Portable Document Format (PDF) attachments in the email alert action workflow. When the email alert action runs

  • 7.7 High severity

    Splunk Enterprise: Path Traversal: 'dir/../../filename'

    CVE-2026-76344Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could write dispatch metadata to an arbitrary location on the host by supplying a crafted search identifier to a Representation

  • 8.1 High severity

    Splunk Enterprise: Improper Authentication

    CVE-2026-76338Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user who has access to a trusted distributed search private key could forge an administrative session token, access all relevant data, affect system integrity, and disru

  • 7.1 High severity

    Splunk Enterprise: Missing Authorization

    CVE-2026-76336Splunk

    In Splunk Enterprise versions below 10.4.2 and 10.2.6, a user who does not hold the "admin" or "power" Splunk roles could delete all Search Processing Language 2 (SPL2) modules across all apps and users on the instance through the SPL2 module management Repres

  • 8.8 High severity

    Splunk Enterprise: Improper Control of Generation of Code

    CVE-2026-76335Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an authenticated user who does not hold a role with the edit_manager_xml capability could write a malicious Splunk Web Manager Extensible Markup Language (XML) configuration. When the same

  • 7.1 High severity

    Splunk Enterprise: Improper Neutralization of Input During Web Page Generation

    CVE-2026-76333Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who holds the "power" Splunk role could store a Dashboard Studio workflow action with a crafted Uniform Resource Locator (URL). When another authenticated user selects the stored ac

  • 7.1 High severity

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated…

    CVE-2026-76332Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user could trick an authenticated user into opening a crafted link to Analytics Workspace. When the authenticated user opens the link, Splunk Enterprise runs attacker-co

  • 8.1 High severity

    Splunk Enterprise: Improper Neutralization of Special Elements in Data Query Logic

    CVE-2026-76331Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could inject Search Processing Language (SPL) into saved-search dispatch requests. This could allow for unauthorized access to

  • 7.1 High severity

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated…

    CVE-2026-76330Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user could trick an authenticated user into opening a crafted link to Monitoring Console. When the authenticated user opens the link, Splunk Enterprise runs attacker-con

  • 7.3 High severity

    Splunk Enterprise: Improper Neutralization of Input During Web Page Generation

    CVE-2026-76325Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who holds the "power" Splunk role could store a malicious ui-tour knowledge object that matches an auto-tour page name and share the object at the app level. The object can execute

  • 7.3 High severity

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not…

    CVE-2026-76323Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could bypass Search Processing Language (SPL) safeguards for risky commands through the Job Details dashboard. The injected SPL

  • 8.0 High severity

    Splunk Enterprise: Missing Authorization

    CVE-2026-76322Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who holds the "user" Splunk role could craft a Dashboard Studio dashboard that runs attacker-controlled Search Processing Language (SPL) for another authenticated user. The attacker

  • 7.3 High severity

    Splunk Enterprise: Improper Neutralization of Special Elements used in a Command

    CVE-2026-76321Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user could inject arbitrary Search Processing Language (SPL) into requests that search for events near a selected event. This could allow for unauthorized search executi

  • 8.8 High severity

    Splunk Enterprise: Missing Authorization

    CVE-2026-76319Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a low-privileged user that does not hold the fsh_manage capability could perform Remote Code Execution through Federated Search bundle selection. This could allow for access to all relevan

  • 8.8 High severity

    Splunk Enterprise: Path Traversal: '/dir/../filename'

    CVE-2026-76317Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could move files that the user account running Splunk Enterprise can read into a lookup that the user controls. The user could

  • 8.8 High severity

    Splunk Enterprise: Improper Neutralization of Special Elements in Data Query Logic

    CVE-2026-76316Splunk

    In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.9, and 9.4.14, an unauthenticated user who can reach the Splunk management port could store a Search Processing Language (SPL) pipeline that runs when an administrator opens the Add Data forwarder workfl

  • 8.8 High severity

    Splunk Enterprise: Improper Control of Generation of Code

    CVE-2026-76315Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could execute arbitrary code on the Splunk platform instance through Splunk Web Manager Configuration. The user could then acce

  • 8.8 High severity

    Splunk Enterprise: Improper Control of Generation of Code

    CVE-2026-76314Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could perform Remote Code Execution (RCE) by submitting crafted Splunk Web Manager Configuration content. The user could then a

  • 8.8 High severity

    Splunk Enterprise: Improper Access Control

    CVE-2026-76313Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could perform Remote Code Execution (RCE) by uploading a malicious knowledge bundle and causing it to be used by distributed se

  • 9.4 Critical severity

    Splunk Enterprise: Improper Access Control

    CVE-2026-76312Splunk

    In Splunk Enterprise versions below 10.4.1, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user who can read the Hypertext Markup Language (HTML) source of a page that embeds a Splunk report could use exposed session material to access all relevant data and af

  • 9.4 Critical severity

    Splunk Enterprise: Improper Access Control

    CVE-2026-76311Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user who has an embedded report token could download the dispatch archive for an embedded report search job and use exposed session material to access all relevant data

  • 9.4 Critical severity

    Splunk Enterprise: Improper Access Control

    CVE-2026-76310Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user who has an embedded report token could download the associated search job dispatch archive, recover session material, and use it to access all relevant data availab

  • 7.5 High severity

    Splunk Enterprise: Exposure of Sensitive Information to an Unauthorized Actor

    CVE-2026-76262Splunk

    In Splunk Enterprise 10.4 versions below 10.4.2, an unauthenticated user could read Prometheus service metrics from the Edge Processor SPL2 Preview sidecar, including service details that expose relevant runtime and build metadata for the sidecar. The vulnerab

  • 7.8 High severity

    Splunk Enterprise: Improper Privilege Management

    CVE-2026-76259Splunk

    In Splunk Enterprise for Windows versions below 10.4.2, 10.2.6, 10.0.9, 9.4.13, and 9.3.14, a local user with access to the Windows host could bind to the management port before Splunk Enterprise starts, intercept authentication tokens from child processes, an

  • 7.3 High severity

    Splunk Enterprise: Missing Authorization

    CVE-2026-76255Splunk

    In Splunk Enterprise versions below 10.4.1, 10.2.6, 10.0.8, and 9.4.13, a user who does not hold the "admin" or "power" Splunk roles could trick another user into running arbitrary Search Processing Language (SPL) commands through the Data Model Editor using t

  • 8.8 High severity

    Splunk Enterprise: Improper Neutralization of Special Elements in Data Query Logic

    CVE-2026-76254Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, 9.4.14, and 9.3.14, an unauthenticated user could cause another user to dispatch arbitrary Search Processing Language (SPL) pipelines from Dataset Explorer with the same privileges as that user, which

  • 8.8 High severity

    Splunk Enterprise: Improper Privilege Management

    CVE-2026-76253Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user that holds a role with the schedule_search capability could run arbitrary Search Processing Language (SPL) commands with the highest level of system privilege and read every credent

  • 7.1 High severity

    Splunk Enterprise: Missing Authorization

    CVE-2026-76251Splunk

    In Splunk Enterprise versions below 10.4.2, 10.2.6, and 10.0.9, a user who does not hold the "admin" or "power" Splunk roles could cause the Splunk App for Splunk Observability Cloud to forward requests to Splunk Observability Cloud, including the Splunk Obser

  • 7.2 High severity

    Splunk Enterprise: Improper Limitation of a Pathname to a Restricted Directory

    CVE-2026-20297Splunk

    In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.8, 9.4.13, and 9.3.14, and Splunk Cloud Platform versions below 10.5.2605.0, 10.4.2604.6, 10.2.2510.18, and 10.1.2507.24, a user who holds a role that contains the `edit_local_apps` and `install_apps` ca

  • 8.3 High severity

    Splunk Enterprise: Cross-Site Request Forgery

    CVE-2026-20296Splunk

    In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.8, and 9.4.13, and Splunk Cloud Platform versions below 10.5.2605.0, 10.4.2604.7, 10.3.2512.16, 10.2.2510.18, and 10.1.2507.24, an attacker could trick a user that holds a role with the `list_deployment_

  • 9.1 Critical severity

    Splunk AI Toolkit: Improper Neutralization of Special Elements used in an OS Command

    CVE-2026-20266Splunk

    In Splunk AI Toolkit versions below 5.7.4, a user who holds the "admin" Splunk role could execute arbitrary OS commands on the host running the Splunk Enterprise instance. The vulnerability is possible because of an unsafe shell execution pattern in the btool

  • 9.8 Critical severity

    Splunk Enterprise Missing Authentication for Critical Function Exploited

    CVE-2026-20253SplunkEPSS 96.9%

    In Splunk Enterprise 10.2 versions below 10.2.4 and 10 versions below 10.0.7, an unauthenticated user could create or truncate arbitrary files through a PostgreSQL sidecar service endpoint. The vulnerability exists because the PostgreSQL sidecar service endpoi

  • 7.6 High severity

    Splunk Enterprise: Server-Side Request Forgery

    CVE-2026-20252Splunk

    In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, and Splunk Cloud Platform versions below 10.4.2604.3, 10.3.2512.12, 10.2.2510.14, 10.1.2507.22, and 9.3.2411.132, a low-privileged user that does not hold the "admin" or "power" Splunk rol

  • 8.8 High severity

    Splunk Enterprise: Deserialization of Untrusted Data

    CVE-2026-20251SplunkEPSS 30.6%

    In Splunk Enterprise versions below 10.2.4, 10.0.7, 9.4.12, and 9.3.13, Splunk Cloud Platform versions below 10.3.2512.12, 10.2.2510.14, 10.1.2507.22, and 9.3.2411.132, and Splunk Secure Gateway versions below 3.10.6, 3.9.20, and 3.8.67, a low-privileged user

  • 7.2 High severity

    Splunk MCP Server: Insertion of Sensitive Information into Log File

    CVE-2026-20205Splunk

    In Splunk MCP Server app versions below 1.0.3 , a user who holds a role with access to the Splunk `_internal` index or possesses the high-privilege capability `mcp_tool_admin` could view users session and authorization tokens in clear text.<br><br>The vulnerab

  • 7.1 High severity

    In Splunk Enterprise versions below 10.2.1, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud…

    CVE-2026-20204SplunkEPSS 3.15%

    In Splunk Enterprise versions below 10.2.1, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.2603.0, 10.3.2512.5, 10.2.2510.9, 10.1.2507.19, 10.0.2503.13, and 9.3.2411.127, a low-privileged user that does not hold the `admin` or `power