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Vulnerability record · CVE-2015-5143 · published 14 July 2015

CVE-2015-5143: Djangoproject django vulnerability

Djangoproject · Django

The session backends in Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (session store consumption) via multiple requests with unique session keys.

7.8 CVSS 2.0 High EPSS 7.3% · top 5.9% CWE-399 · CWE-399
7.8CVSS 2.0 base score
7.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
24References
17 Jun 2026Last modified by NVD

Description

The session backends in Django before 1.4.21, 1.5.x through 1.6.x, 1.7.x before 1.7.9, and 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (session store consumption) via multiple requests with unique session keys.

AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
http://lists.opensuse.org/opensuse-updates/2015-10/msg00043.html
http://lists.opensuse.org/opensuse-updates/2015-10/msg00046.html
http://rhn.redhat.com/errata/RHSA-2015-1678.html
http://rhn.redhat.com/errata/RHSA-2015-1686.html
http://www.debian.org/security/2015/dsa-3305 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory
http://www.securityfocus.com/bid/75666
http://www.securitytracker.com/id/1032820
http://www.ubuntu.com/usn/USN-2671-1 Third Party Advisory
https://security.gentoo.org/glsa/201510-06
https://www.djangoproject.com/weblog/2015/jul/08/security-releases/ PatchVendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172084.html
http://lists.opensuse.org/opensuse-updates/2015-10/msg00043.html
http://lists.opensuse.org/opensuse-updates/2015-10/msg00046.html
http://rhn.redhat.com/errata/RHSA-2015-1678.html
http://rhn.redhat.com/errata/RHSA-2015-1686.html
http://www.debian.org/security/2015/dsa-3305 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory
http://www.securityfocus.com/bid/75666
http://www.securitytracker.com/id/1032820
http://www.ubuntu.com/usn/USN-2671-1 Third Party Advisory
https://security.gentoo.org/glsa/201510-06
https://www.djangoproject.com/weblog/2015/jul/08/security-releases/ PatchVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2015-5143), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.