{"api_version":"1","generated_at":"2026-07-24T22:49:23+00:00","cve":"CVE-2021-23423","urls":{"html":"https://cve.report/CVE-2021-23423","api":"https://cve.report/api/cve/CVE-2021-23423.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-23423","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-23423"},"summary":{"title":"CVE-2021-23423","description":"This affects the package bikeshed before 3.0.0. This can occur when an untrusted source file containing include, include-code or include-raw block is processed. The contents of arbitrary files could be disclosed in the HTML output.","state":"PUBLIC","assigner":"report@snyk.io","published_at":"2021-08-16 08:15:00","updated_at":"2021-08-24 11:15:00"},"problem_types":["CWE-22"],"metrics":[],"references":[{"url":"https://github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd","name":"https://github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd","refsource":"MISC","tags":[],"title":"Prevent escaping the source doc's folder, or running arbitrary code, … · tabatkins/bikeshed@b2f668f · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647","name":"https://snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647","refsource":"MISC","tags":[],"title":"Directory Traversal in bikeshed | Snyk","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-23423","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23423","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"apple502j","lang":""}],"nvd_cpes":[{"cve_year":"2021","cve_id":"23423","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"bikeshed_project","cpe5":"bikeshed","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-23423","qid":"981428","title":"Python (pip) Security Update for bikeshed (GHSA-hf6p-4rv2-9qrp)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ASSIGNER":"report@snyk.io","DATE_PUBLIC":"2021-08-16T07:54:43.953591Z","ID":"CVE-2021-23423","STATE":"PUBLIC","TITLE":"Directory Traversal"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"bikeshed","version":{"version_data":[{"version_affected":"<","version_value":"3.0.0"}]}}]},"vendor_name":"n/a"}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Directory Traversal"}]}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647","name":"https://snyk.io/vuln/SNYK-PYTHON-BIKESHED-1537647"},{"refsource":"MISC","url":"https://github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd","name":"https://github.com/tabatkins/bikeshed/commit/b2f668fca204260b1cad28d5078e93471cb6b2dd"}]},"description":{"description_data":[{"lang":"eng","value":"This affects the package bikeshed before 3.0.0. This can occur when an untrusted source file containing include, include-code or include-raw block is processed. The contents of arbitrary files could be disclosed in the HTML output."}]},"impact":{"cvss":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"}},"credit":[{"lang":"eng","value":"apple502j"}]},"nvd":{"publishedDate":"2021-08-16 08:15:00","lastModifiedDate":"2021-08-24 11:15:00","problem_types":["CWE-22"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:bikeshed_project:bikeshed:*:*:*:*:*:*:*:*","versionEndExcluding":"3.0.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"23423","Ordinal":"198150","Title":"CVE-2021-23423","CVE":"CVE-2021-23423","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"23423","Ordinal":"1","NoteData":"This affects the package bikeshed before 3.0.0. This can occur when an untrusted source file containing include, include-code or include-raw block is processed. The contents of arbitrary files could be disclosed in the HTML output.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"23423","Ordinal":"2","NoteData":"2021-08-16","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"23423","Ordinal":"3","NoteData":"2021-08-16","Type":"Other","Title":"Modified"}]}}}