{"cve":"CVE-2020-27602","nvd":{"published":"2022-09-29T03:15:14.073","modified":"2026-06-17T03:09:20.203","status":"Modified","description":"BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-74"],"references":["https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c037026021f47eb189d717","https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7","https://github.com/bigbluebutton/bigbluebutton/commit/4bfd924c64da2681f4c037026021f47eb189d717","https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7"],"products":["bigbluebutton:bigbluebutton"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2020-27602","score":0.01423,"percentile":0.72897,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}