CVE-2026-20165 (GCVE-0-2026-20165)
Vulnerability from cvelistv5
Published
2026-03-11 16:17
Modified
2026-03-12 16:19
Severity ?
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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.
Summary
In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the "admin" or "power" Splunk roles could retrieve sensitive information by inspecting the job's search log due to improper access control in the MongoClient logging channel.
References
Impacted products
Vendor Product Version
Splunk Splunk Enterprise Version: 10.2   < 10.2.1
Version: 10.0   < 10.0.4
Version: 9.4   < 9.4.9
Version: 9.3   < 9.3.10
 Create a notification for this product.
   Splunk Splunk Cloud Platform Version: 10.2.2510   < 10.2.2510.7
Version: 10.1.2507   < 10.1.2507.17
Version: 10.0.2503   < 10.0.2503.12
Version: 9.3.2411   < 9.3.2411.124
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-20165",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-12T15:40:54.433220Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-532",
                "description": "CWE-532 Insertion of Sensitive Information into Log File",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-12T16:19:44.284Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Splunk Enterprise",
          "vendor": "Splunk",
          "versions": [
            {
              "lessThan": "10.2.1",
              "status": "affected",
              "version": "10.2",
              "versionType": "custom"
            },
            {
              "lessThan": "10.0.4",
              "status": "affected",
              "version": "10.0",
              "versionType": "custom"
            },
            {
              "lessThan": "9.4.9",
              "status": "affected",
              "version": "9.4",
              "versionType": "custom"
            },
            {
              "lessThan": "9.3.10",
              "status": "affected",
              "version": "9.3",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Splunk Cloud Platform",
          "vendor": "Splunk",
          "versions": [
            {
              "lessThan": "10.2.2510.7",
              "status": "affected",
              "version": "10.2.2510",
              "versionType": "custom"
            },
            {
              "lessThan": "10.1.2507.17",
              "status": "affected",
              "version": "10.1.2507",
              "versionType": "custom"
            },
            {
              "lessThan": "10.0.2503.12",
              "status": "affected",
              "version": "10.0.2503",
              "versionType": "custom"
            },
            {
              "lessThan": "9.3.2411.124",
              "status": "affected",
              "version": "9.3.2411",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "John Copeland"
        }
      ],
      "datePublic": "2026-03-11T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve sensitive information by inspecting the job\u0027s search log due to improper access control in the MongoClient logging channel."
            }
          ],
          "value": "In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve sensitive information by inspecting the job\u0027s search log due to improper access control in the MongoClient logging channel."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-532",
              "description": "Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.",
              "lang": "en",
              "type": "cwe"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-11T16:17:54.427Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "url": "https://advisory.splunk.com/advisories/SVD-2026-0304"
        }
      ],
      "source": {
        "advisory": "SVD-2026-0304"
      },
      "title": "Sensitive Information Disclosure in MongoClient logging channel in Splunk Enterprise"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2026-20165",
    "datePublished": "2026-03-11T16:17:54.427Z",
    "dateReserved": "2025-10-08T11:59:15.390Z",
    "dateUpdated": "2026-03-12T16:19:44.284Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-20165\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-12T15:40:54.433220Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-532\", \"description\": \"CWE-532 Insertion of Sensitive Information into Log File\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-12T15:41:04.576Z\"}}], \"cna\": {\"title\": \"Sensitive Information Disclosure in MongoClient logging channel in Splunk Enterprise\", \"source\": {\"advisory\": \"SVD-2026-0304\"}, \"credits\": [{\"lang\": \"en\", \"value\": \"John Copeland\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 6.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Splunk\", \"product\": \"Splunk Enterprise\", \"versions\": [{\"status\": \"affected\", \"version\": \"10.2\", \"lessThan\": \"10.2.1\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"10.0\", \"lessThan\": \"10.0.4\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"9.4\", \"lessThan\": \"9.4.9\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"9.3\", \"lessThan\": \"9.3.10\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Splunk\", \"product\": \"Splunk Cloud Platform\", \"versions\": [{\"status\": \"affected\", \"version\": \"10.2.2510\", \"lessThan\": \"10.2.2510.7\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"10.1.2507\", \"lessThan\": \"10.1.2507.17\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"10.0.2503\", \"lessThan\": \"10.0.2503.12\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"9.3.2411\", \"lessThan\": \"9.3.2411.124\", \"versionType\": \"custom\"}]}], \"datePublic\": \"2026-03-11T00:00:00.000Z\", \"references\": [{\"url\": \"https://advisory.splunk.com/advisories/SVD-2026-0304\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the \\\"admin\\\" or \\\"power\\\" Splunk roles could retrieve sensitive information by inspecting the job\u0027s search log due to improper access control in the MongoClient logging channel.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the \\\"admin\\\" or \\\"power\\\" Splunk roles could retrieve sensitive information by inspecting the job\u0027s search log due to improper access control in the MongoClient logging channel.\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"cwe\", \"cweId\": \"CWE-532\", \"description\": \"Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2026-03-11T16:17:54.427Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-20165\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-12T16:19:44.284Z\", \"dateReserved\": \"2025-10-08T11:59:15.390Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2026-03-11T16:17:54.427Z\", \"assignerShortName\": \"cisco\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.