{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-27948", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-25T03:11:36.690Z", "datePublished": "2026-02-26T01:32:15.184Z", "dateUpdated": "2026-02-26T15:07:56.702Z"}, "containers": {"cna": {"title": "Copyparty vulnerable to eflected cross-site scripting via setck parameter", "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": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/9001/copyparty/security/advisories/GHSA-62cr-6wp5-q43h", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/9001/copyparty/security/advisories/GHSA-62cr-6wp5-q43h"}, {"name": "https://github.com/9001/copyparty/commit/31b2801fd041f803f4a3d5c12c7d7cb5419048bc", "tags": ["x_refsource_MISC"], "url": "https://github.com/9001/copyparty/commit/31b2801fd041f803f4a3d5c12c7d7cb5419048bc"}], "affected": [{"vendor": "9001", "product": "copyparty", "versions": [{"version": "< 1.20.9", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-26T01:32:15.184Z"}, "descriptions": [{"lang": "en", "value": "Copyparty is a portable file server. In versions prior to 1.20.9, an XSS allows for reflected cross-site scripting via URL-parameter `?setck=...`. Version 1.20.9 fixes the issue."}], "source": {"advisory": "GHSA-62cr-6wp5-q43h", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-02-26T15:06:14.581010Z", "id": "CVE-2026-27948", "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": "2026-02-26T15:07:56.702Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Copyparty is a portable file server. In versions prior to 1.20.9, an XSS allows for reflected cross-site scripting via URL-parameter `?setck=...`. Version 1.20.9 fixes the issue."}], "id": "CVE-2026-27948", "lastModified": "2026-02-26T02:16:22.733", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-02-26T02:16:22.733", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/commit/31b2801fd041f803f4a3d5c12c7d7cb5419048bc"}, {"source": "security-advisories@github.com", "url": "https://github.com/9001/copyparty/security/advisories/GHSA-62cr-6wp5-q43h"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.20.9)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "copyparty", "source": "cna", "vendor": "9001"}, "product": "copyparty", "vendor": "9001"}], "created": "2026-02-26T13:09:59.001721+00:00", "updated": "2026-02-26T13:09:59.001829+00:00", "vendors": ["9001", "9001$PRODUCT$copyparty"]}