{"action":"Upgrade django to 3.2.20 or later.","affected":[{"fixed":"3.2.20","introduced":"3.2"},{"fixed":"4.1.10","introduced":"4.0"},{"fixed":"4.2.3","introduced":"4.2"}],"component":"django","cve_ids":["CVE-2023-36053"],"ecosystem":"PyPI","epss":0.02978,"exploited":false,"fixed_versions":["4.2.3","4.1.10","3.2.20"],"ghsa_id":"GHSA-jh3w-4vvf-mjgr","id":"tcs_01M5KGJ8YYZMY3NXZXJKJKAFPH","modified_at":"2026-06-10T17:01:02.152157540Z","published_at":"2023-07-03T13:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2023-100","https://www.djangoproject.com/weblog/2023/jul/03/security-releases/","https://docs.djangoproject.com/en/4.2/releases/security/","https://groups.google.com/forum/#!forum/django-announce","https://github.com/advisories/GHSA-jh3w-4vvf-mjgr"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2023-100","url":"https://osv.dev/vulnerability/PYSEC-2023-100"}],"summary":"In Django 3.2 before 3.2.20, 4 before 4.1.10, and 4.2 before 4.2.3, EmailValidator and URLValidator are subject to a potential ReDoS (regular expression denial of service) attack via a very large numb"}