CVE-2023-6142

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-6142", "assignerOrgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869", "state": "PUBLISHED", "assignerShortName": "Fluid Attacks", "dateReserved": "2023-11-14T23:06:49.462Z", "datePublished": "2023-11-20T23:24:48.652Z", "dateUpdated": "2025-05-19T13:54:39.840Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Dev Blog", "vendor": "Dev Blog", "versions": [{"status": "affected", "version": "1.0"}]}], "datePublic": "2023-11-20T23:22:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(244, 244, 246);\">Dev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. With this an attacker can upload a malicious HTML file, then guess the filename of the uploaded file and send it to a potential victim.</span><br>"}], "value": "Dev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. With this an attacker can upload a malicious HTML file, then guess the filename of the uploaded file and send it to a potential victim."}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "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"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869", "shortName": "Fluid Attacks", "dateUpdated": "2025-05-19T13:54:39.840Z"}, "references": [{"url": "https://fluidattacks.com/advisories/bunny/"}, {"url": "https://github.com/Armanidrisi/devblog/"}], "source": {"discovery": "EXTERNAL"}, "title": "Dev Blog v1.0 - Stored XSS", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:21:17.228Z"}, "title": "CVE Program Container", "references": [{"url": "https://fluidattacks.com/advisories/bunny/", "tags": ["x_transferred"]}, {"url": "https://github.com/Armanidrisi/devblog/", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Dev Blog", "vendor": "Dev Blog", "versions": [{"status": "affected", "version": "1.0"}]}], "source": "help@fluidattacks.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:armanidrisi:dev_blog:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "1162BD8D-9C61-475A-A24C-526DF7E1E025", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Dev blog v1.0 allows to exploit an XSS through an unrestricted file upload, together with a bad entropy of filenames. With this an attacker can upload a malicious HTML file, then guess the filename of the uploaded file and send it to a potential victim."}, {"lang": "es", "value": "Dev blog v1.0 permite explotar un XSS mediante la carga de archivos sin restricciones, junto con una mala entrop\u00eda de los nombres de archivos. Con esto, un atacante puede cargar un archivo HTML malicioso, luego adivinar el nombre del archivo cargado y enviarlo a una v\u00edctima potencial."}], "id": "CVE-2023-6142", "lastModified": "2026-06-17T06:50:08.330", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "help@fluidattacks.com", "type": "Secondary"}, {"cvssData": {"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"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2023-11-21T00:15:07.160", "references": [{"source": "help@fluidattacks.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://fluidattacks.com/advisories/bunny/"}, {"source": "help@fluidattacks.com", "tags": ["Product"], "url": "https://github.com/Armanidrisi/devblog/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://fluidattacks.com/advisories/bunny/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://github.com/Armanidrisi/devblog/"}], "sourceIdentifier": "help@fluidattacks.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "help@fluidattacks.com", "type": "Secondary"}]}

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