Vulnerability-Lookup

GHSA-7MJ7-JQH4-HC7F

Vulnerability from github – Published: 2026-05-20 18:31 – Updated: 2026-05-20 18:31

Details

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.

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-20239"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-532"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-20T18:16:26Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-7mj7-jqh4-hc7f",
  "modified": "2026-05-20T18:31:36Z",
  "published": "2026-05-20T18:31:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20239"
    },
    {
      "type": "WEB",
      "url": "https://advisory.splunk.com/advisories/SVD-2026-0503"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-20239 (GCVE-0-2026-20239)

Vulnerability from cvelistv5 – Published: 2026-05-20 16:32 – Updated: 2026-05-21 03:55

Title

Sensitive Information Disclosure through Log Files in Splunk Enterprise

Summary

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.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-532 - Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

Assigner

cisco

References

1 reference

URL	Tags
https://advisory.splunk.com/advisories/SVD-2026-0503

Impacted products

2 products

Vendor	Product	Version
Splunk	Splunk Enterprise	Affected: 10.2 , < 10.2.2 (custom) Affected: 10.0 , < 10.0.5 (custom)
Splunk	Splunk Cloud Platform	Affected: 10.3.2512 , < 10.3.2512.8 (custom) Affected: 10.2.2510 , < 10.2.2510.11 (custom) Affected: 10.1.2507 , < 10.1.2507.21 (custom) Affected: 10.0.2503 , < 10.0.2503.13 (custom)

Date Public ?

2026-05-20 00:00

Credits

Charlie Huggard, Splunk

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-20239",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-20T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-21T03:55:38.324Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Splunk Enterprise",
          "vendor": "Splunk",
          "versions": [
            {
              "lessThan": "10.2.2",
              "status": "affected",
              "version": "10.2",
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            },
            {
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              "status": "affected",
              "version": "10.0",
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            }
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        },
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          "product": "Splunk Cloud Platform",
          "vendor": "Splunk",
          "versions": [
            {
              "lessThan": "10.3.2512.8",
              "status": "affected",
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              "versionType": "custom"
            },
            {
              "lessThan": "10.2.2510.11",
              "status": "affected",
              "version": "10.2.2510",
              "versionType": "custom"
            },
            {
              "lessThan": "10.1.2507.21",
              "status": "affected",
              "version": "10.1.2507",
              "versionType": "custom"
            },
            {
              "lessThan": "10.0.2503.13",
              "status": "affected",
              "version": "10.0.2503",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Charlie Huggard, Splunk"
        }
      ],
      "datePublic": "2026-05-20T00:00:00.000Z",
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            }
          ],
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "scenarios": [
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              "value": "GENERAL"
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              "cweId": "CWE-532",
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              "lang": "en",
              "type": "cwe"
            }
          ]
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      ],
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        "dateUpdated": "2026-05-20T16:32:12.678Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "url": "https://advisory.splunk.com/advisories/SVD-2026-0503"
        }
      ],
      "source": {
        "advisory": "SVD-2026-0503"
      },
      "title": "Sensitive Information Disclosure through Log Files in Splunk Enterprise"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2026-20239",
    "datePublished": "2026-05-20T16:32:12.678Z",
    "dateReserved": "2025-10-08T11:59:15.400Z",
    "dateUpdated": "2026-05-21T03:55:38.324Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-7MJ7-JQH4-HC7F

CVE-2026-20239 (GCVE-0-2026-20239)

Tags

Sightings

Nomenclature