The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex and Folsom, Django, and possibly other products allow remote attackers to read arbitrary files via an XML external entity declaration in conjunction with an entity reference, aka an XML External Entity (XXE) attack.
CVE-2013-1665
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 90.5%
- KEV
- Not listed
Published
April 3, 2013
Last Modified
April 29, 2026
References (22)
- cve@mitrehttp://blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html
- cve@mitrehttp://bugs.python.org/issue17239
- cve@mitrehttp://lists.openstack.org/pipermail/openstack-announce/2013-February/000078.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2013-0657.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2013-0658.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2013-0670.html
- cve@mitrehttp://ubuntu.com/usn/usn-1757-1
- cve@mitrehttp://www.debian.org/security/2013/dsa-2634
- cve@mitrehttp://www.openwall.com/lists/oss-security/2013/02/19/2
- cve@mitrehttp://www.openwall.com/lists/oss-security/2013/02/19/4
- cve@mitrehttps://bugs.launchpad.net/keystone/+bug/1100279
- af854a3a-2127-422b-91ae-364da2661108http://blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html
- af854a3a-2127-422b-91ae-364da2661108http://bugs.python.org/issue17239
- af854a3a-2127-422b-91ae-364da2661108http://lists.openstack.org/pipermail/openstack-announce/2013-February/000078.html
- af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2013-0657.html
Patch Availability(6)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | python-keystone (2012.2.1-0ubuntu1.2) @ quantal | 2026-05-29 | ubuntu |
| ubuntu | python-django (1.4.1-2ubuntu0.3) @ quantal | 2026-05-29 | ubuntu |
| redhat | openstack-nova-0:2012.2.3-4.el6ost | 2013-03-21 | redhat |
| redhat | openstack-cinder-0:2012.2.3-4.el6ost | 2013-03-21 | redhat |
| redhat | Django14-0:1.4.4-1.el6ost | 2013-03-21 | redhat |
| redhat | openstack-keystone-0:2012.2.3-3.el6ost | 2013-03-05 | 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 | 1.4, 1.4.1, 1.4.2, 1.4.3 | 1.4.4 | — |
All Vendor Advisories
(6)
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.
- Red HatRHSA-2013:0596MODERATE2013-02-19
RHSA-2013:0596 — Moderate
- Red HatRHSA-2013:0657MODERATE2013-02-19
RHSA-2013:0657 — Moderate
- Red HatRHSA-2013:0658MODERATE2013-02-19
RHSA-2013:0658 — Moderate
- Red HatRHSA-2013:0670MODERATE2013-02-19
RHSA-2013:0670 — Moderate
- UbuntuUSN-1730-1MEDIUM
OpenStack Keystone vulnerabilities
- UbuntuUSN-1757-1MEDIUM
Django vulnerabilities
Data Freshness Timeline
(refreshed 8× in last 7d / 36× 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.
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-05 08:59 UTCOSV refresh
- 2026-07-05 02:26 UTCEPSS rescore
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:02 UTCEPSS rescore
- 2026-06-28 14:03 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-21 14:53 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:22 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
Show 47 moreShow fewer
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 20:05 UTCOSV refresh
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
- 2026-06-10 13:18 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 00:25 UTCEG score recompute
- 2026-05-29 00:25 UTCVendor advisory
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2013-1665?
When was CVE-2013-1665 disclosed?
Is CVE-2013-1665 actively exploited?
How do I remediate CVE-2013-1665?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2013-1665
Is Your Infrastructure Affected by CVE-2013-1665?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.