{"affected":[{"affectedData":[{"product":"Everything","vendor":"voidtools","versions":[{"status":"affected","version":"all versions of 1.0 (Everything 1.0 series) except the Lite version"}]},{"product":"Everything","vendor":"voidtools","versions":[{"status":"affected","version":"all versions of 1.1 (Everything 1.1 series) except the Lite version"}]},{"product":"Everything","vendor":"voidtools","versions":[{"status":"affected","version":"all versions of 1.2 (Everything 1.2 series) except the Lite version"}]}],"source":"vultures@jpcert.or.jp"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:voidtools:everything:*:*:*:*:*:*:*:*","matchCriteriaId":"54ED65DC-1DED-4D08-85C0-CB2F6011AA5C","versionEndExcluding":"1.1","vulnerable":true},{"criteria":"cpe:2.3:a:voidtools:everything:*:*:*:*:*:*:*:*","matchCriteriaId":"D6DC1904-72E3-4FB3-A304-678A31B12AF6","versionEndExcluding":"1.2","versionStartIncluding":"1.1","vulnerable":true},{"criteria":"cpe:2.3:a:voidtools:everything:*:*:*:*:*:*:*:*","matchCriteriaId":"B7D356F0-BA1E-4003-9CAD-4BC94F678B2B","versionEndExcluding":"1.3","versionStartIncluding":"1.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"HTTP header injection vulnerability in Everything version 1.0, 1.1, and 1.2 except the Lite version may allow a remote attacker to inject an arbitrary script or alter the website that uses the product."},{"lang":"es","value":"Una vulnerabilidad de inyección de encabezado HTTP en Everything todas las versiones, excepto la versión Lite, puede permitir a un atacante remoto inyectar un script arbitrario o alterar el sitio web que usa el producto por medio de vectores no especificados"}],"id":"CVE-2021-20784","lastModified":"2026-06-17T03:34:26.860","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"NONE","baseScore":5.8,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","version":"2.0"},"exploitabilityScore":8.6,"impactScore":4.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.0"},"exploitabilityScore":2.8,"impactScore":2.7,"source":"vultures@jpcert.or.jp","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":2.7,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-07-14T02:15:07.577","references":[{"source":"vultures@jpcert.or.jp","url":"https://jvn.jp/en/jp/JVN68971465/"},{"source":"vultures@jpcert.or.jp","tags":["Vendor Advisory"],"url":"https://www.voidtools.com/"},{"source":"vultures@jpcert.or.jp","tags":["Product","Vendor Advisory"],"url":"https://www.voidtools.com/downloads/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"url":"https://jvn.jp/en/jp/JVN68971465/index.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.voidtools.com/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product","Vendor Advisory"],"url":"https://www.voidtools.com/downloads/"}],"sourceIdentifier":"vultures@jpcert.or.jp","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-644"}],"source":"vultures@jpcert.or.jp","type":"Secondary"},{"description":[{"lang":"en","value":"NVD-CWE-Other"}],"source":"nvd@nist.gov","type":"Secondary"}]}