{"id":"CVE-2018-6596","aliases":["GHSA-hxf9-7h4c-f5jv","PYSEC-2018-7"],"url":"https://o3.security/vulnerability/CVE-2018-6596","summary":"Django-Anymail prone to a timing attack","details":"webhooks/base.py in Anymail (aka django-anymail) before 1.2.1 is prone to a timing attack vulnerability on the WEBHOOK_AUTHORIZATION secret, which allows remote attackers to post arbitrary e-mail tracking events.","published":"2018-02-03T21:29:00.210Z","modified":"2026-07-08T05:54:36.943919135Z","cvss":{"score":9.1,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"django-anymail","fixedVersion":"1.2.1"}],"fix":{"url":"https://github.com/anymail/django-anymail/commit/c07998304b4a31df4c61deddcb03d3607a04691b","label":"anymail/django-anymail@c079983"},"references":[{"type":"ADVISORY","url":"https://github.com/anymail/django-anymail/releases/tag/v1.2.1"},{"type":"ADVISORY","url":"https://github.com/anymail/django-anymail/releases/tag/v1.3"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4107"},{"type":"FIX","url":"https://bugs.debian.org/889450"},{"type":"FIX","url":"https://github.com/anymail/django-anymail/commit/c07998304b4a31df4c61deddcb03d3607a04691b"},{"type":"FIX","url":"https://github.com/anymail/django-anymail/commit/db586ede1fbb41dce21310ea28ae15a1cf1286c5"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:54:36.943919135Z"}}