{"action":"Upgrade bleach to 3.1.4 or later.","affected":[{"fixed":"3.1.4","introduced":"0"}],"component":"bleach","cve_ids":["CVE-2020-6817"],"ecosystem":"PyPI","epss":0.00718,"exploited":false,"fixed_versions":["3.1.4"],"ghsa_id":"GHSA-vqhp-cxgc-6wmm","id":"tcs_01M5KG0P24CSBTK0S1MH2VFCDE","modified_at":"2026-09-10T03:48:29.583864458Z","published_at":"2020-03-30T19:45:56Z","references":["https://osv.dev/vulnerability/GHSA-vqhp-cxgc-6wmm","https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm","https://nvd.nist.gov/vuln/detail/CVE-2020-6817","https://bugzilla.mozilla.org/show_bug.cgi?id=1623633","https://github.com/mozilla/bleach","https://github.com/mozilla/bleach/releases/tag/v3.1.4","https://github.com/pypa/advisory-database/tree/main/vulns/bleach/PYSEC-2020-340.yaml","https://snyk.io/vuln/SNYK-PYTHON-BLEACH-561754"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-vqhp-cxgc-6wmm","url":"https://osv.dev/vulnerability/GHSA-vqhp-cxgc-6wmm"}],"summary":"regular expression denial-of-service (ReDoS) in Bleach"}