{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-13488", "assignerOrgId": "103e4ec9-0a87-450b-af77-479448ddef11", "state": "PUBLISHED", "assignerShortName": "Sonatype", "dateReserved": "2025-11-20T20:16:15.824Z", "datePublished": "2025-12-04T18:16:56.582Z", "dateUpdated": "2025-12-04T18:16:56.582Z"}, "containers": {"cna": {"affected": [{"cpes": ["cpe:2.3:a:sonatype:nexus_repository_manager:3.83.0:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.83.1:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.83.2:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.84.0:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.84.1:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.85.0:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.86.0:*:*:*:*:*:*:*", "cpe:2.3:a:sonatype:nexus_repository_manager:3.86.2:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "product": "Nexus Repository", "vendor": "Sonatype", "versions": [{"lessThanOrEqual": "3.86.2", "status": "affected", "version": "3.83.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Seif Elsallamy / @0x21SAFE"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(255, 255, 255);\">Due to a regression introduced in version 3.83.0, a security header is no longer applied to certain user-uploaded content served from repositories. This may allow an authenticated attacker with repository upload privileges to exploit a stored cross-site scripting (</span><span style=\"background-color: rgb(255, 255, 255);\">XSS</span><span style=\"background-color: rgb(255, 255, 255);\">) vulnerability with user context.</span>"}], "value": "Due to a regression introduced in version 3.83.0, a security header is no longer applied to certain user-uploaded content served from repositories. This may allow an authenticated attacker with repository upload privileges to exploit a stored cross-site scripting (XSS) vulnerability with user context."}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 5.1, "baseSeverity": "MEDIUM", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "103e4ec9-0a87-450b-af77-479448ddef11", "shortName": "Sonatype", "dateUpdated": "2025-12-04T18:16:56.582Z"}, "references": [{"tags": ["patch"], "url": "https://help.sonatype.com/en/sonatype-nexus-repository-3-87-0-release-notes.html"}, {"tags": ["vendor-advisory"], "url": "https://support.sonatype.com/hc/en-us/articles/46896142768019"}], "source": {"discovery": "EXTERNAL"}, "title": "Nexus Repository 3 - Stored Cross-Site Scripting (XSS)", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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