{"id":"CVE-2024-27351","aliases":["GHSA-vm8q-m57g-pff3","BIT-django-2024-27351","PYSEC-2024-47"],"title":"Regular expression denial-of-service in Django","summary":"Regular expression denial-of-service in Django","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","vendor":"django","product":"django","ecosystem":"pip","affected":["django >= 3.2, < 3.2.25","django >= 4.2, < 4.2.11","django >= 5.0, < 5.0.3"],"patched":["django 3.2.25","django 4.2.11","django 5.0.3"],"published":"2024-03-15","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:50:10.784705170Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-vm8q-m57g-pff3","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-27351"},{"url":"https://github.com/django/django/commit/072963e4c4d0b3a7a8c5412bc0c7d27d1a9c3521"},{"url":"https://github.com/django/django/commit/3394fc6132436eca89e997083bae9985fb7e761e"},{"url":"https://github.com/django/django/commit/3c9a2771cc80821e041b16eb36c1c37af5349d4a"},{"url":"https://docs.djangoproject.com/en/5.0/releases/security"},{"url":"https://github.com/django/django"},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2024-47.yaml"},{"url":"https://groups.google.com/forum/#%21forum/django-announce"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D2JIRXEDP4ZET5KFMAPPYSK663Q52NEX"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SN2PLJGYSAAG5KUVIUFJYKD3BLQ4OSN6"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2JIRXEDP4ZET5KFMAPPYSK663Q52NEX"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SN2PLJGYSAAG5KUVIUFJYKD3BLQ4OSN6"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZQJOMNRMVPCN5WMIZ7YSX5LQ7IR2NY4D"},{"url":"https://www.djangoproject.com/weblog/2024/mar/04/security-releases"},{"url":"http://www.openwall.com/lists/oss-security/2024/03/04/1"}],"tags":["osv","pip"],"epss":0.01854,"epssPercentile":0.77915,"ingestedAt":"2026-09-12T03:13:01.731Z","slug":"CVE-2024-27351","body":"## Overview\n\nIn Django 3.2 before 3.2.25, 4.2 before 4.2.11, and 5.0 before 5.0.3, the django.utils.text.Truncator.words() method (with html=True) and the truncatewords_html template filter are subject to a potential regular expression denial-of-service attack via a crafted string. NOTE: this issue exists because of an incomplete fix for CVE-2019-14232 and CVE-2023-43665.\n\n## Affected packages\n\n- `django >= 3.2, < 3.2.25`\n- `django >= 4.2, < 4.2.11`\n- `django >= 5.0, < 5.0.3`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `django 3.2.25`\n- `django 4.2.11`\n- `django 5.0.3`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":29.2,"likelihood":0.4,"exploitation":0,"ransomware":0},"changes":[]}