CVE Feed

    Dashboard / CVE / CVE-2026-20239

    CVE-2026-20239

    In Splunk Enterprise versions below 10.2.2 and 10.0.5, and Splunk Cloud Platform versions below 10.3.2512.8, 10.2.2510.11, 10.1.2507.21, and 10.0.2503.13, a user with a role that has access to the `_internal` index could view session cookies and response bodies that contain sensitive data.

    Published:May 20, 2026
    Last Modified:May 21, 2026
    EPS:May 20, 2026
    EPSS Score:0.00017
    CVSS Score:7.5

    Affected Products

    Vendor
    Splunk
    Product
    Splunk
    Vendor
    Splunk
    Product
    Splunk Cloud Platform
    Vendor
    Splunk
    Product
    Splunk Enterprise

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-215 Fuzzing for application mapping

    Related CVEs

    CVE-2026-76370 (CVSS 4.3) — In Splunk SOAR versions below 8.6.0, an authenticated user with restricted tenant access could use the Represe…
    CVE-2026-76369 (CVSS 2.7) — In Splunk SOAR versions below 8.6.0, a user who holds the OnPrem Broker role could write files outside the int…
    CVE-2026-76368 (CVSS 2.7) — In Splunk SOAR versions below 8.6.0, a user who holds a role that contains the playbooks:view permission could…
    CVE-2026-76367 (CVSS 4) — In Splunk SOAR versions below 8.6.0, a user who holds the "Incident Commander" Splunk SOAR role could store Ja…
    CVE-2026-76366 (CVSS 6.5) — In Splunk SOAR versions below 8.6.0, a user with a valid Splunk SOAR account could use Representational State …
    CVE-2026-76365 (CVSS 6.5) — In Splunk SOAR versions below 8.6.0, a user who holds the "Automation Engineer" Splunk SOAR role could run arb…
    CVE-2026-76364 (CVSS 6.5) — In Splunk SOAR versions below 8.6.0, a user who holds the "Automation Engineer" Splunk SOAR role could run arb…
    CVE-2026-76363 (CVSS 6.5) — In Splunk SOAR versions below 8.6.0, a user who holds the "Automation Engineer" role could run arbitrary Struc…
    CVE-2026-76362 (CVSS 7.4) — In Splunk SOAR versions below 8.6.0, an unauthenticated user who can observe or alter network traffic between …
    CVE-2026-76361 (CVSS 2.7) — In Splunk SOAR versions below 8.6.0, a user with the "Administrator" role could use the /rest/support/connecti…

    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