{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82396", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-28T22:00:43.512Z", "datePublished": "2026-08-31T21:23:16.852Z", "dateUpdated": "2026-09-01T14:29:00.823Z"}, "containers": {"cna": {"title": "Sulu: Stored XSS via media download inline-disposition override", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/sulu/sulu/security/advisories/GHSA-pp4x-ccxq-6r33", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/sulu/sulu/security/advisories/GHSA-pp4x-ccxq-6r33"}, {"name": "https://github.com/sulu/sulu/commit/d061094f5b7bb1d5e974544fce30bede9c7adf8e", "tags": ["x_refsource_MISC"], "url": "https://github.com/sulu/sulu/commit/d061094f5b7bb1d5e974544fce30bede9c7adf8e"}, {"name": "https://github.com/sulu/sulu/releases/tag/2.6.25", "tags": ["x_refsource_MISC"], "url": "https://github.com/sulu/sulu/releases/tag/2.6.25"}, {"name": "https://github.com/sulu/sulu/releases/tag/3.0.8", "tags": ["x_refsource_MISC"], "url": "https://github.com/sulu/sulu/releases/tag/3.0.8"}], "affected": [{"vendor": "sulu", "product": "sulu", "versions": [{"version": "< 2.6.25", "status": "affected"}, {"version": ">= 3.0.0-alpha1, < 3.0.8", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-31T21:23:16.852Z"}, "descriptions": [{"lang": "en", "value": "Sulu is an open-source PHP content management system based on the Symfony framework. Prior to versions 2.6.25 and 3.0.8, src/Sulu/Bundle/MediaBundle/Controller/MediaStreamController.php allows the /media/{id}/download/{slug} route and its administration variant to honor the inline query parameter for scriptable MIME types. The vulnerable stored Content-Type values include text/html, application/xhtml+xml, text/xml, and application/xml. An attacker with media upload permission can store an HTML, XHTML, or XML document and create a link using inline=1, causing the application to return the file on the Sulu origin instead of forcing Content-Disposition attachment. When an authenticated victim opens the link, attacker-controlled JavaScript can execute with the victim's Sulu-origin session and can read data or perform actions as that victim. This issue is fixed in versions 2.6.25 and 3.0.8."}], "source": {"advisory": "GHSA-pp4x-ccxq-6r33", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-01T14:28:25.862691Z", "id": "CVE-2026-82396", "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": "2026-09-01T14:29:00.823Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.6.25)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3.0.0-alpha1,3.0.8)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "sulu", "source": "cna", "vendor": "sulu"}, "product": "sulu", "vendor": "sulu"}], "created": "2026-08-31T22:45:04.077607+00:00", "updated": "2026-08-31T23:00:12.330288+00:00", "vendors": ["sulu", "sulu$PRODUCT$sulu"]}