{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T02:39:23.912","vulnerabilities":[{"cve":{"id":"CVE-2023-42804","sourceIdentifier":"security-advisories@github.com","published":"2023-10-30T19:15:08.037","lastModified":"2024-11-21T08:23:11.483","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions (txt, swf, svg, png). In version 2.6.0-beta.1, input validation was added on the parameters being passed and dangerous characters are stripped. There are no known workarounds."},{"lang":"es","value":"BigBlueButton es un aula virtual de código abierto. BigBlueButton anterior a la versión 2.6.0-beta.1 tiene una vulnerabilidad de path traversal que permite a un atacante con una ruta de carpeta de inicio válida atravesar y leer otros archivos sin autenticación, asumiendo que los archivos tienen ciertas extensiones (txt, swf, svg, png). En la versión 2.6.0-beta.1, se agregó validación de entrada en los parámetros que se pasan y se eliminan los caracteres peligrosos. No se conocen workarounds."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","baseScore":3.1,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.6,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-22"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*","versionEndIncluding":"2.5.18","matchCriteriaId":"5F3F6566-B94F-4CBC-B1BA-DACA51865D76"},{"vulnerable":true,"criteria":"cpe:2.3:a:bigbluebutton:bigbluebutton:2.6.0:alpha1:*:*:*:*:*:*","matchCriteriaId":"83C1F894-31BC-4C2D-AD62-837D990257CF"},{"vulnerable":true,"criteria":"cpe:2.3:a:bigbluebutton:bigbluebutton:2.6.0:alpha2:*:*:*:*:*:*","matchCriteriaId":"84EE596E-A3F6-4B29-B51D-CAE19A74D5E3"},{"vulnerable":true,"criteria":"cpe:2.3:a:bigbluebutton:bigbluebutton:2.6.0:alpha3:*:*:*:*:*:*","matchCriteriaId":"A8DD6CB9-0B7E-4C4E-BDC6-D8FD1B85882D"},{"vulnerable":true,"criteria":"cpe:2.3:a:bigbluebutton:bigbluebutton:2.6.0:alpha4:*:*:*:*:*:*","matchCriteriaId":"1BA4033B-60B8-4674-98CA-F5794B905362"}]}]}],"references":[{"url":"https://github.com/bigbluebutton/bigbluebutton/pull/15960","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3qjg-229m-vq84","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://github.com/bigbluebutton/bigbluebutton/pull/15960","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3qjg-229m-vq84","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}