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Fencer Intel
low 3.5

CVE-2014-3474 json

OpenStack Horizon Cross-site scripting (XSS) vulnerability

published 2014-10-31 12 y ago modified 2026-07-06 4 mo ago also GHSA-j57p-g33w-95c5 , PYSEC-2026-644 , EUVD-2022-4281

cvss
3.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in horizon/static/horizon/js/horizon.instances.js in the Launch Instance menu in OpenStack Dashboard (Horizon) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to inject arbitrary web script or HTML via a network name.

Patch / fix

  • pypi horizon 8.0.0a0
  • openstack horizon 2013.2.4, 2014.1.2
  • horizon Debian 14, Debian 13, Debian 12 2014.1.1-3

debian advisories DEBIAN-CVE-2014-3474

  • horizon Ubuntu 14.04 LTS 1:2014.1.2-0ubuntu1

ubuntu advisories UBUNTU-CVE-2014-3474

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • python-django-horizon openstack 4 2013.2.3-3.el6ost
  • openstack-dashboard openstack 4 2013.2.3-3.el6ost
  • openstack-dashboard-theme openstack 4 2013.2.3-3.el6ost
  • python-django-horizon openstack 5 2014.1.1-2.el7ost
  • openstack-dashboard openstack 5 2014.1.1-2.el7ost
  • openstack-dashboard-theme openstack 5 2014.1.1-2.el7ost

red hat advisories RHSA-2014:1188RHSA-2014:0939

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-3474 updated cvss 4.3

openstack-horizon: multiple XSS flaws

  • Red Hat OpenStack Platform 3 python-django-horizon
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux OpenStack Platform 4.0 openstack-dashboard 2013.2.3-3.el6ost, python-django-horizon 2013.2.3-3.el6ost, openstack-dashboard-theme 2013.2.3-3.el6ost
    fixed: vendor fix RHSA-2014:1188
  • Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 openstack-dashboard 2014.1.1-2.el7ost, python-django-horizon 2014.1.1-2.el7ost, openstack-dashboard-theme 2014.1.1-2.el7ost
    fixed: vendor fix RHSA-2014:0939

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.93% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.launchpad.net https://bugs.launchpad.net/horizon/+bug/1322197 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected packages

ecosystem package affected fixed in
pypi horizon
<8.0.0a0
8.0.0a0

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.