{"cve":"CVE-2021-20273","nvd":{"published":"2021-03-09T14:15:12.757","modified":"2026-06-17T03:33:35.147","status":"Modified","description":"A flaw was found in privoxy before 3.0.32. A crash can occur via a crafted CGI request if Privoxy is toggled off.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1936658","https://lists.debian.org/debian-lts-announce/2021/03/msg00009.html","https://security.gentoo.org/glsa/202107-16","https://www.privoxy.org/announce.txt","https://bugzilla.redhat.com/show_bug.cgi?id=1936658"],"products":["debian:debian_linux","privoxy:privoxy"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-20273","score":0.01953,"percentile":0.80255,"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."]}