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Fencer Intel
medium 4.8

CVE-2017-7400 json

OpenStack Horizon Cross-site Scripting (XSS)

published 2017-04-03 9 y ago modified 2026-07-07 4 mo ago also GHSA-47vp-44v9-rhgq , PYSEC-2026-821 , EUVD-2022-2332

cvss
4.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

OpenStack Horizon 9.x through 9.1.1, 10.x through 10.0.2, and 11.0.0 allows remote authenticated administrators to conduct XSS attacks via a crafted federation mapping.

Patch / fix

  • pypi horizon 9.1.2, 10.0.3, 11.0.1
  • horizon Debian 14, Debian 13, Debian 12 3:10.0.1-1

debian advisories DEBIAN-CVE-2017-7400

  • python-django-horizon openstack 10 1:10.0.3-6.el7ost
  • openstack-dashboard openstack 10 1:10.0.3-6.el7ost
  • openstack-dashboard-theme openstack 10 1:10.0.3-6.el7ost
  • python-django-horizon openstack 9 1:9.0.1-13.el7ost
  • openstack-dashboard openstack 9 1:9.0.1-13.el7ost
  • openstack-dashboard-theme openstack 9 1:9.0.1-13.el7ost

red hat advisories RHSA-2017:1598RHSA-2017:1739

  • openstack-heat OpenStack Cloud 7 7.0.4~a0~dev4-4.1
  • openstack-nova OpenStack Cloud 7 14.0.6~a0~dev16-3.1
  • openstack-cinder OpenStack Cloud 7 9.1.5~a0~dev1-3.1
  • openstack-glance OpenStack Cloud 7 13.0.1~a0~dev6-3.1
  • openstack-magnum OpenStack Cloud 7 3.1.2~a0~dev22-13.1
  • openstack-manila OpenStack Cloud 7 3.0.1~a0~dev27-3.1
  • openstack-keystone OpenStack Cloud 7 10.0.2~a0~dev2-6.1
  • openstack-dashboard OpenStack Cloud 7 10.0.4~a0~dev2-3.1

suse advisories SUSE-SU-2017:1443-1

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-2017-7400 updated cvss 3.5

python-django-horizon: XSS in federation mappings UI

  • Red Hat OpenStack Platform 9.0 openstack-dashboard 9.0.1-13.el7ost, python-django-horizon 9.0.1-13.el7ost, openstack-dashboard-theme 9.0.1-13.el7ost
    fixed: vendor fix RHSA-2017:1739
  • Red Hat OpenStack Platform 10.0 openstack-dashboard 10.0.3-6.el7ost, python-django-horizon 10.0.3-6.el7ost, openstack-dashboard-theme 10.0.3-6.el7ost
    fixed: vendor fix RHSA-2017:1598
  • Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) python-django-horizon Red Hat Enterprise Linux OpenStack Platform 6 (Juno) python-django-horizon Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) openstack-dashboard, python-django-horizon, openstack-dashboard-theme Red Hat OpenStack Platform 8 (Liberty) openstack-dashboard, python-django-horizon, openstack-dashboard-theme Red Hat OpenStack Platform 11 (Ocata) python-django-horizon
    not affected: vulnerable code not present

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

1.06% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 4.8 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N
GitHub 3.0 4.8 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
OSV 3.0 4.8 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
pypi horizon
>=9.0, <9.1.2
>=10.0, <10.0.3
>=11.0.0, <11.0.1
9.1.2
10.0.3
11.0.1

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.