{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20162", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2025-10-08T11:59:15.388Z", "datePublished": "2026-03-11T16:18:22.880Z", "dateUpdated": "2026-03-12T16:19:25.151Z"}, "containers": {"cna": {"affected": [{"product": "Splunk Enterprise", "vendor": "Splunk", "versions": [{"version": "10.0", "status": "affected", "versionType": "custom", "lessThan": "10.0.3"}, {"version": "9.4", "status": "affected", "versionType": "custom", "lessThan": "9.4.9"}, {"version": "9.3", "status": "affected", "versionType": "custom", "lessThan": "9.3.9"}]}, {"product": "Splunk Cloud Platform", "vendor": "Splunk", "versions": [{"version": "10.2.2510", "status": "affected", "versionType": "custom", "lessThan": "10.2.2510.4"}, {"version": "10.1.2507", "status": "affected", "versionType": "custom", "lessThan": "10.1.2507.15"}, {"version": "10.0.2503", "status": "affected", "versionType": "custom", "lessThan": "10.0.2503.11"}, {"version": "9.3.2411", "status": "affected", "versionType": "custom", "lessThan": "9.3.2411.123"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "In Splunk Enterprise versions below 10.2.0, 10.0.3, 9.4.9, and 9.3.9, and Splunk Cloud Platform versions below 10.2.2510.4, 10.1.2507.15, 10.0.2503.11, and 9.3.2411.123, a low-privileged user who does not hold the \"admin\" or \"power\" Splunk roles could craft a malicious payload when creating a View (Settings - User Interface - Views) at the `/manager/launcher/data/ui/views/_new` endpoint leading to a Stored Cross-Site Scripting (XSS) through a path traversal vulnerability. This could result in execution of unauthorized JavaScript code in the browser of a user. \n\nThe vulnerability requires the attacker to phish the victim by tricking them into initiating a request within their browser. The authenticated user should not be able to exploit the vulnerability at will."}], "value": "In Splunk Enterprise versions below 10.2.0, 10.0.3, 9.4.9, and 9.3.9, and Splunk Cloud Platform versions below 10.2.2510.4, 10.1.2507.15, 10.0.2503.11, and 9.3.2411.123, a low-privileged user who does not hold the \"admin\" or \"power\" Splunk roles could craft a malicious payload when creating a View (Settings - User Interface - Views) at the `/manager/launcher/data/ui/views/_new` endpoint leading to a Stored Cross-Site Scripting (XSS) through a path traversal vulnerability. This could result in execution of unauthorized JavaScript code in the browser of a user. \n\nThe vulnerability requires the attacker to phish the victim by tricking them into initiating a request within their browser. The authenticated user should not be able to exploit the vulnerability at will."}], "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2026-0301"}], "title": "Stored Cross-Site Scripting (XSS) through Path Traversal in Splunk Enterprise", "datePublic": "2026-03-11T00:00:00.000Z", "metrics": [{"cvssV3_1": {"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N", "version": "3.1", "baseScore": 6.3, "baseSeverity": "MEDIUM"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "cwe", "description": "The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.", "cweId": "CWE-79"}]}], "source": {"advisory": "SVD-2026-0301"}, "credits": [{"lang": "en", "value": "Danylo Dmytriiev (DDV_UA)"}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2026-03-11T16:18:22.880Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-79", "lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-12T15:39:42.697422Z", "id": "CVE-2026-20162", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-12T16:19:25.151Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.2.2510,10.2.2510.4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.1.2507,10.1.2507.15)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.0.2503,10.0.2503.11)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[9.3.2411,9.3.2411.123)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Splunk Cloud Platform", "source": "cna", "vendor": "Splunk"}, "product": "splunk_cloud_platform", "vendor": "splunk"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[10.0,10.0.3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[9.4,9.4.9)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[9.3,9.3.9)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Splunk Enterprise", "source": "cna", "vendor": "Splunk"}, "product": "splunk_enterprise", "vendor": "splunk"}], "analysis": {"en": {"generated_at": "2026-04-16T03:01:03.660829+00:00", "value": {"mitigation_remediation": ["Upgrade Splunk Enterprise to version\u202f10.2.0 or later and Splunk Cloud Platform to version\u202f10.2.2510.4 or later, which include the patch that removes the stored XSS path traversal flaw.", "If an upgrade is not immediately possible, limit the creation of UI Views to users with admin or power roles, thereby preventing low\u2011privileged users from injecting malicious payloads.", "Implement user training to recognize phishing attempts that deliver malicious scripts and consider a web\u2011filtering solution that blocks suspicious JavaScript content from being rendered in the Splunk UI."], "summary": {"action": "Patch", "impact": "Stored Cross\u2011Site Scripting (XSS)"}, "threat_synthesis": {"affected_systems": "Splunk Cloud Platform and Splunk Enterprise are affected. Versions below 10.2.0, 10.0.3, 9.4.9, and 9.3.9 for Enterprise; and below 10.2.2510.4, 10.1.2507.15, 10.0.2503.11, and 9.3.2411.123 for Cloud Platform are vulnerable.", "description_and_impact": "A low\u2011privileged Splunk user can create an interface view that contains a malicious JavaScript payload when accessing the /manager/launcher/data/ui/views/_new endpoint. The payload is stored and later rendered in other users\u2019 browsers, allowing the attacker to execute unauthorized JavaScript in the victim\u2019s browser session. The weakness is a classic stored XSS, identified as CWE\u201179, and can compromise confidentiality, integrity or availability of the affected system if the executed script performs malicious actions such as credential theft or further propagation.", "risk_and_exploitability": "The CVSS score of 6.3 indicates a moderate severity. The EPSS score of less than 1% suggests a low probability of exploitation in the near term. The vulnerability is not listed in CISA\u2019s KEV catalog. Exploitation requires a phishing\u2011style vector where the victim\u2019s browser initiates the request; an authenticated, non\u2011admin user must create the view, so the attack cannot be performed freely by an unauthenticated attacker."}}}}, "created": "2026-03-12T09:57:58.102801+00:00", "updated": "2026-04-16T03:15:22.940592+00:00", "vendors": ["splunk", "splunk$PRODUCT$splunk_cloud_platform", "splunk$PRODUCT$splunk_enterprise"]}