CVE-2026-33070

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{"affected": [{"affectedData": [{"product": "FileRise", "vendor": "error311", "versions": [{"status": "affected", "version": "< 3.8.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:filerise:filerise:*:*:*:*:*:*:*:*", "matchCriteriaId": "144B6CF3-5C73-4B67-B8A1-154550DFEFBA", "versionEndExcluding": "3.8.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "FileRise is a self-hosted web file manager / WebDAV server. In versions prior to 3.8.0, a missing-authentication vulnerability in the deleteShareLink endpoint allows any unauthenticated user to delete arbitrary file share links by providing only the share token, causing denial of service to shared file access. The POST /api/file/deleteShareLink.php endpoint calls FileController::deleteShareLink() which performs no authentication, authorization, or CSRF validation before deleting a share link. Any anonymous HTTP client can destroy share links. This issue is fixed in version 3.8.0."}, {"lang": "es", "value": "FileRise es un gestor de archivos web / servidor WebDAV autoalojado. En versiones anteriores a la 3.8.0, una vulnerabilidad de autenticaci\u00f3n faltante en el endpoint deleteShareLink permite a cualquier usuario no autenticado eliminar enlaces de archivos compartidos arbitrarios proporcionando solo el token de compartici\u00f3n, causando denegaci\u00f3n de servicio al acceso a archivos compartidos. El endpoint POST /api/file/deleteShareLink.php llama a FileController::deleteShareLink() que no realiza ninguna autenticaci\u00f3n, autorizaci\u00f3n o validaci\u00f3n CSRF antes de eliminar un enlace de compartici\u00f3n. Cualquier cliente HTTP an\u00f3nimo puede destruir enlaces de compartici\u00f3n. Este problema est\u00e1 solucionado en la versi\u00f3n 3.8.0."}], "id": "CVE-2026-33070", "lastModified": "2026-06-17T10:36:54.037", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33070", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-03-25T13:48:12.773800Z", "version": "2.0.3"}}]}, "published": "2026-03-20T09:16:15.347", "references": [{"source": "security-advisories@github.com", "tags": ["Product", "Release Notes"], "url": "https://github.com/error311/FileRise/releases/tag/v3.8.0"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Mitigation", "Vendor Advisory"], "url": "https://github.com/error311/FileRise/security/advisories/GHSA-vh5m-w36c-99xv"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.8.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "FileRise", "source": "cna", "vendor": "error311"}, "product": "filerise", "vendor": "error311"}], "analysis": {"en": {"generated_at": "2026-03-23T16:26:43.051599+00:00", "value": {"mitigation_remediation": ["Update FileRise to version 3.8.0 or later."], "summary": {"action": "Patch", "impact": "Denial of Service to shared file access"}, "threat_synthesis": {"affected_systems": "FileRise self-hosted web file manager and WebDAV server versions prior to 3.8.0 released by error311 are vulnerable. Attackers only need the share token to exploit the fault; no credentials or additional access are required.", "description_and_impact": "A missing-authentication flaw in the deleteShareLink endpoint of FileRise allows an external attacker to send an unauthenticated HTTP POST request with a share token, causing the server to delete that share link. This action removes the link permanently, effectively preventing any user who relies on that link from accessing the shared file, which amounts to a denial of service for those shared resources.", "risk_and_exploitability": "The CVSS score of 3.7 indicates low severity, and an EPSS score of less than 1% suggests a low likelihood of exploitation. The vulnerability is not in the CISA Known Exploited Vulnerabilities catalog. The weak security model (absence of authentication and validation) means that an attacker poses a low effort, high impact risk to any site running a vulnerable version."}}}}, "created": "2026-03-20T10:36:36.500660+00:00", "updated": "2026-03-25T14:29:51.502690+00:00", "vendors": ["error311", "error311$PRODUCT$filerise"]}