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
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.
- Published
- Apr 3, 2017
- Updated
- Jun 16, 2026
- EPSS
- 1.1% · 63th percentile
- CWE
- CWE-79
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Report tools
Action score
19
Monitor
Low priority for now.
- CVSS
- 19 / 40 · 4.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.1%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| openstack | horizon | cpe:2.3:a:openstack:horizon |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- openstack horizon10.0.0
- openstack horizon10.0.1
- openstack horizon10.0.2
- openstack horizon11.0.0
- openstack horizon9.0.0
- openstack horizon9.0.1
- openstack horizon9.1.0
- openstack horizon9.1.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | horizon | before 3:10.0.1-1 | 3:10.0.1-1 |
| PyPI | horizon | from 10.0 · before 10.0.3 | 10.0.3 |
| PyPI | horizon | from 11.0.0 · before 11.0.1 | 11.0.1 |
| PyPI | horizon | from 9.0 · before 9.1.2 | 9.1.2 |
| Red Hat:openstack:10::el7 | openstack-dashboard | before 1:10.0.3-6.el7ost | 1:10.0.3-6.el7ost |
| Red Hat:openstack:10::el7 | openstack-dashboard-theme | before 1:10.0.3-6.el7ost | 1:10.0.3-6.el7ost |
| Red Hat:openstack:10::el7 | python-django-horizon | before 1:10.0.3-6.el7ost | 1:10.0.3-6.el7ost |
| Red Hat:openstack:9::el7 | openstack-dashboard | before 1:9.0.1-13.el7ost | 1:9.0.1-13.el7ost |
| Red Hat:openstack:9::el7 | openstack-dashboard-theme | before 1:9.0.1-13.el7ost | 1:9.0.1-13.el7ost |
| Red Hat:openstack:9::el7 | python-django-horizon | before 1:9.0.1-13.el7ost | 1:9.0.1-13.el7ost |
| SUSE:OpenStack Cloud 7 | openstack-ceilometer | before 7.0.4~a0~dev7-3.1 | 7.0.4~a0~dev7-3.1 |
| SUSE:OpenStack Cloud 7 | openstack-ceilometer-doc | before 7.0.4~a0~dev7-3.2 | 7.0.4~a0~dev7-3.2 |
| SUSE:OpenStack Cloud 7 | openstack-cinder | before 9.1.5~a0~dev1-3.1 | 9.1.5~a0~dev1-3.1 |
| SUSE:OpenStack Cloud 7 | openstack-cinder-doc | before 9.1.5~a0~dev1-3.1 | 9.1.5~a0~dev1-3.1 |
| SUSE:OpenStack Cloud 7 | openstack-dashboard | before 10.0.4~a0~dev2-3.1 | 10.0.4~a0~dev2-3.1 |
| SUSE:OpenStack Cloud 7 | openstack-glance | before 13.0.1~a0~dev6-3.1 | 13.0.1~a0~dev6-3.1 |
| SUSE:OpenStack Cloud 7 | openstack-glance-doc | before 13.0.1~a0~dev6-3.3 | 13.0.1~a0~dev6-3.3 |
| SUSE:OpenStack Cloud 7 | openstack-heat | before 7.0.4~a0~dev4-4.1 | 7.0.4~a0~dev4-4.1 |
| SUSE:OpenStack Cloud 7 | openstack-heat-doc | before 7.0.4~a0~dev4-4.2 | 7.0.4~a0~dev4-4.2 |
| SUSE:OpenStack Cloud 7 | openstack-keystone | before 10.0.2~a0~dev2-6.1 | 10.0.2~a0~dev2-6.1 |
| SUSE:OpenStack Cloud 7 | openstack-keystone-doc | before 10.0.2~a0~dev2-6.2 | 10.0.2~a0~dev2-6.2 |
| SUSE:OpenStack Cloud 7 | openstack-magnum | before 3.1.2~a0~dev22-13.1 | 3.1.2~a0~dev22-13.1 |
| SUSE:OpenStack Cloud 7 | openstack-magnum-doc | before 3.1.2~a0~dev22-13.1 | 3.1.2~a0~dev22-13.1 |
| SUSE:OpenStack Cloud 7 | openstack-manila | before 3.0.1~a0~dev27-3.1 | 3.0.1~a0~dev27-3.1 |
+3
Same product
openstack: all recordsOther highest-scoring records for the same primary product.
- CVE-2012-2144Session fixation vulnerability in OpenStack Dashboard (Horizon) folsom-1 and 2012.1 allows remote attackers to hijack web sessions via the s28Monitor
- CVE-2026-55748OpenStack Horizon before 25.7.4 produces scripts for OpenStack RC file downloading that may have a crafted project name with shell metachara27Monitor
- CVE-2022-45582Open Redirect vulnerability in Horizon Web Dashboard 19.4.0 thru 20.1.4 via the success_url parameter.24Monitor
- CVE-2020-29565An issue was discovered in OpenStack Horizon before 15.3.2, 16.x before 16.2.1, 17.x and 18.x before 18.3.3, 18.4.x, and 18.5.x.24Monitor
- CVE-2012-3540Open redirect vulnerability in views/auth_forms.py in OpenStack Dashboard (Horizon) Essex (2012.1) allows remote attackers to redirect users24Monitor
- CVE-2012-5476Within the RHOS Essex Preview (2012.2) of the OpenStack dashboard package, the file /etc/quantum/quantum.conf is world readable which expose22Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:horizon | 3:10.0.1-1 · Debian:12 | Package registry (OSV) |
| PyPI:horizon | 10.0.3 | Package registry (OSV) |
| PyPI:horizon | 11.0.1 | Package registry (OSV) |
| PyPI:horizon | 9.1.2 | Package registry (OSV) |
| red hat:openstack-dashboard | 1:10.0.3-6.el7ost · Red Hat:openstack:10::el7 | Package registry (OSV) |
| red hat:openstack-dashboard-theme | 1:10.0.3-6.el7ost · Red Hat:openstack:10::el7 | Package registry (OSV) |
| red hat:python-django-horizon | 1:10.0.3-6.el7ost · Red Hat:openstack:10::el7 | Package registry (OSV) |
| suse:openstack-ceilometer | 7.0.4~a0~dev7-3.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-ceilometer-doc | 7.0.4~a0~dev7-3.2 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-cinder | 9.1.5~a0~dev1-3.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-cinder-doc | 9.1.5~a0~dev1-3.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-dashboard | 10.0.4~a0~dev2-3.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-glance | 13.0.1~a0~dev6-3.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-glance-doc | 13.0.1~a0~dev6-3.3 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-heat | 7.0.4~a0~dev4-4.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-heat-doc | 7.0.4~a0~dev4-4.2 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-keystone | 10.0.2~a0~dev2-6.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-keystone-doc | 10.0.2~a0~dev2-6.2 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
| suse:openstack-magnum | 3.1.2~a0~dev22-13.1 · SUSE:OpenStack Cloud 7 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- Administrator privileges are required.
- A user must open a link or visit a page.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- low · data can be read
- Integrity
- low · data or configuration can be modified
- Availability
- none
Impact can extend beyond the vulnerable component (scope changes).
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- Required
- Scope
- Changed
- Confidentiality impact
- Low
- Integrity impact
- Low
- Availability impact
- None
Weakness class (CWE)
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
nvd-primary
Root cause
User content is inserted into the page as HTML. The browser interprets the content as code rather than data.
The bug in code
The whole CWE-79 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
commentEl.innerHTML = comment.body;Fixed
commentEl.textContent = comment.body;Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- www.securityfocus.com/bid/97324
- access.redhat.com/errata/RHSA-2017:1598
- access.redhat.com/errata/RHSA-2017:1739
- launchpad.net/bugs/1667086
Vendor advisories and official records. Exploit/PoC links are deliberately left out.