CVE-2013-1664
XML Entity Expansion (XEE) in Django
CVE-2013-1664 is a medium vulnerability (CVSS 5.0) in Openstack Cinder Folsom, published April 3, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.77%, the 91st percentile. Fixed in django 1.3.6.
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
Exploit likelihood
What each source reports
NVD Score used
5.0
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
CVE-2013-1664- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
CVE-2013-1664- Updated
- 2026-11-02
EUVDEUVD-2022-5025 No score
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
EUVD-2022-5025- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qrh7-x6fp-c2mp No score
XML Entity Expansion (XEE) in Django
The XML libraries for Python, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
GHSA-qrh7-x6fp-c2mp- Weakness
- CWE-611
- Updated
- 2026-11-02
OSV No score
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
CVE-2013-1664- Updated
- 2026-11-02
OSVDEBIAN-CVE-2013-1664 No score
The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
DEBIAN-CVE-2013-1664- Updated
- 2026-11-02
OSVGHSA-qrh7-x6fp-c2mp No score
XML Entity Expansion (XEE) in Django
The XML libraries for Python, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
GHSA-qrh7-x6fp-c2mp- Weakness
- CWE-611
- Updated
- 2026-11-02
OSVPYSEC-2026-801 No score
XML Entity Expansion (XEE) in Django
The XML libraries for Python, as used in OpenStack Keystone Essex, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
- Record
PYSEC-2026-801- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
djangoPyPI |
1.3.0 up to 1.3.6 | 1.3.6 |
djangoPyPI |
1.4.0 up to 1.4.4 | 1.4.4 |
cinderDebian:12 |
before 2012.2.3-1 | 2012.2.3-1 |
cinderDebian:13 |
before 2012.2.3-1 | 2012.2.3-1 |
cinderDebian:14 |
before 2012.2.3-1 | 2012.2.3-1 |
keystoneDebian:12 |
before 2012.1.1-13 | 2012.1.1-13 |
keystoneDebian:13 |
before 2012.1.1-13 | 2012.1.1-13 |
keystoneDebian:14 |
before 2012.1.1-13 | 2012.1.1-13 |
novaDebian:12 |
before 2012.1.1-13 | 2012.1.1-13 |
novaDebian:13 |
before 2012.1.1-13 | 2012.1.1-13 |
Show 24 moreShow less
| Package | Affected | Fixed |
|---|---|---|
novaDebian:14 |
before 2012.1.1-13 | 2012.1.1-13 |
djangoPyPI |
1.3.0 up to 1.3.6, plus listed versions 1.31.3.11.3.21.3.31.3.41.3.5 |
1.3.6 |
djangoPyPI |
1.4.0 up to 1.4.4, plus listed versions 1.41.4.11.4.21.4.3 |
1.4.4 |
djangoPyPI |
1.3.0 up to 1.3.6, 1.4.0 up to 1.4.4, plus listed versions 1.31.3.11.3.21.3.31.3.4 Show 5 moreShow less1.3.51.41.4.11.4.21.4.3 |
1.3.61.4.4 |
openstack-keystoneRed Hat:openstack:2::el6 |
before 0:2012.2.3-3.el6ost | 0:2012.2.3-3.el6ost |
openstack-keystone-docRed Hat:openstack:2::el6 |
before 0:2012.2.3-3.el6ost | 0:2012.2.3-3.el6ost |
python-keystoneRed Hat:openstack:2::el6 |
before 0:2012.2.3-3.el6ost | 0:2012.2.3-3.el6ost |
openstack-novaRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-apiRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-certRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-commonRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-computeRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-consoleRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-docRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-networkRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-objectstoreRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-schedulerRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-nova-volumeRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
python-novaRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-cinderRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
openstack-cinder-docRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
python-cinderRed Hat:openstack:2::el6 |
before 0:2012.2.3-4.el6ost | 0:2012.2.3-4.el6ost |
Django14Red Hat:openstack:2::el6 |
before 0:1.4.4-1.el6ost | 0:1.4.4-1.el6ost |
Django14-docRed Hat:openstack:2::el6 |
before 0:1.4.4-1.el6ost | 0:1.4.4-1.el6ost |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
openwall.com/lists/oss-security/2013/02/19/4
lists.openstack.org/pipermail/openstack-announce/2013-February/000078.html
rhn.redhat.com/errata/RHSA-2013-0658.html
openwall.com/lists/oss-security/2013/02/19/2
ubuntu.com/usn/usn-1757-1
rhn.redhat.com/errata/RHSA-2013-0657.html
Show 61 moreShow less
bugs.launchpad.net/nova/+bug/1100282
blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html
rhn.redhat.com/errata/RHSA-2013-0670.html
bugs.python.org/issue17239
nvd.nist.gov/vuln/detail/CVE-2013-1664
github.com/django/django/commit/1c60d07ba23e0350351c278ad28d0bd5aa410b40
github.com/django/django/commit/d19a27066b2247102e65412aa66917aff0091112
github.com/advisories/GHSA-qrh7-x6fp-c2mp
security-tracker.debian.org/tracker/CVE-2013-1664
github.com/django/django
pypi.org/project/django
access.redhat.com/errata/RHSA-2013:0596
access.redhat.com/security/updates/classification
bugzilla.redhat.com/show_bug.cgi?id=908995
bugzilla.redhat.com/show_bug.cgi?id=910928
bugzilla.redhat.com/show_bug.cgi?id=912982
bugzilla.redhat.com/show_bug.cgi?id=913808
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_0596.json
access.redhat.com/security/cve/CVE-2013-0282
cve.org/CVERecord?id=CVE-2013-0282
nvd.nist.gov/vuln/detail/CVE-2013-0282
lists.openstack.org/pipermail/openstack-announce/2013-February/000079.html
access.redhat.com/security/cve/CVE-2013-1664
cve.org/CVERecord?id=CVE-2013-1664
access.redhat.com/security/cve/CVE-2013-1665
cve.org/CVERecord?id=CVE-2013-1665
nvd.nist.gov/vuln/detail/CVE-2013-1665
access.redhat.com/errata/RHSA-2013:0657
rhn.redhat.com/errata/RHBA-2013-0618.html
bugzilla.redhat.com/show_bug.cgi?id=889868
bugzilla.redhat.com/show_bug.cgi?id=890512
bugzilla.redhat.com/show_bug.cgi?id=891347
bugzilla.redhat.com/show_bug.cgi?id=891420
bugzilla.redhat.com/show_bug.cgi?id=902409
bugzilla.redhat.com/show_bug.cgi?id=905113
bugzilla.redhat.com/show_bug.cgi?id=906783
bugzilla.redhat.com/show_bug.cgi?id=907178
bugzilla.redhat.com/show_bug.cgi?id=908373
bugzilla.redhat.com/show_bug.cgi?id=910224
bugzilla.redhat.com/show_bug.cgi?id=911103
bugzilla.redhat.com/show_bug.cgi?id=912384
bugzilla.redhat.com/show_bug.cgi?id=913613
bugzilla.redhat.com/show_bug.cgi?id=914759
bugzilla.redhat.com/show_bug.cgi?id=916241
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_0657.json
access.redhat.com/errata/RHSA-2013:0658
bugzilla.redhat.com/show_bug.cgi?id=892686
bugzilla.redhat.com/show_bug.cgi?id=910222
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_0658.json
access.redhat.com/errata/RHSA-2013:0670
bugzilla.redhat.com/show_bug.cgi?id=913037
bugzilla.redhat.com/show_bug.cgi?id=913039
bugzilla.redhat.com/show_bug.cgi?id=913041
bugzilla.redhat.com/show_bug.cgi?id=913042
security.access.redhat.com/data/csaf/v2/advisories/2013/rhsa-2013_0670.json
access.redhat.com/security/cve/CVE-2013-0305
cve.org/CVERecord?id=CVE-2013-0305
nvd.nist.gov/vuln/detail/CVE-2013-0305
access.redhat.com/security/cve/CVE-2013-0306
cve.org/CVERecord?id=CVE-2013-0306
nvd.nist.gov/vuln/detail/CVE-2013-0306