An issue was discovered in Django 1.11.x before 1.11.23, 2.1.x before 2.1.11, and 2.2.x before 2.2.4. If django.utils.text.Truncator's chars() and words() methods were passed the html=True argument, they were extremely slow to evaluate certain inputs due to a catastrophic backtracking vulnerability in a regular expression. The chars() and words() methods are used to implement the truncatechars_html and truncatewords_html template filters, which were thus vulnerable.
CVE-2019-14232
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 3.0%, top 13% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 87.9%
- KEV
- Not listed
Published
August 2, 2019
Last Modified
November 21, 2024
References (24)
- cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html
- cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2019-08/msg00025.html
- cve@mitrehttp://www.openwall.com/lists/oss-security/2023/10/04/6
- cve@mitrehttp://www.openwall.com/lists/oss-security/2024/03/04/1
- cve@mitrehttps://docs.djangoproject.com/en/dev/releases/security/
- cve@mitrehttps://groups.google.com/forum/#%21topic/django-announce/jIoju2-KLDs
- cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STVX7X7IDWAH5SKE6MBMY3TEI6ZODBTK/
- cve@mitrehttps://seclists.org/bugtraq/2019/Aug/15
- cve@mitrehttps://security.gentoo.org/glsa/202004-17
- cve@mitrehttps://security.netapp.com/advisory/ntap-20190828-0002/
- cve@mitrehttps://www.debian.org/security/2019/dsa-4498
- cve@mitrehttps://www.djangoproject.com/weblog/2019/aug/01/security-releases/
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00006.html
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00025.html
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/10/04/6
Patch Availability(3)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | python3-django (1:1.11.11-1ubuntu1.5) @ bionic | 2026-05-27 | ubuntu |
| redhat | python-django-0:1.11.27-1.el7ost | 2020-10-28 | redhat |
| redhat | python-django-0:2.1.11-1.el8ost | 2020-04-06 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| django | 1.11 ... 2.2.3 (36 versions) | 2.2.4 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(3)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 12× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:05 UTCEPSS rescore
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- 2026-07-20 10:34 UTCOSV refresh
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- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-03 05:36 UTCOSV refresh
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- 2026-07-02 16:56 UTCEPSS rescore
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- 2026-06-14 23:15 UTCEPSS rescore
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- 2026-06-14 21:13 UTCOSV refresh
- 2026-06-13 22:58 UTCEPSS rescore
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- 2026-05-29 13:42 UTCEPSS rescore
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- 2026-05-27 16:27 UTCEG score recompute
- 2026-05-27 16:27 UTCVendor advisory
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-25 10:16 UTCOSV refresh
Frequently asked(5)
What is CVE-2019-14232?
When was CVE-2019-14232 disclosed?
Is CVE-2019-14232 actively exploited?
What is the CVSS score of CVE-2019-14232?
How do I remediate CVE-2019-14232?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-14232
Is Your Infrastructure Affected by CVE-2019-14232?
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