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CVE-2012-2094· NVD / CVE Program· CNA redhat

Cross-site scripting (XSS) vulnerability in the refresh mechanism in the log viewer in horizon/static/horizon/js/horizon.js in OpenStack Das

Cross-site scripting (XSS) vulnerability in the refresh mechanism in the log viewer in horizon/static/horizon/js/horizon.js in OpenStack Dashboard (Horizon) folsom-1 and 2012.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the guest console.

MediumCVSS 4.3 · v2.0—No exploit Fix available
Published
Jun 5, 2012
Updated
Jun 16, 2026
EPSS
2.4% · 84th percentile
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Action score

18

Monitor

Low priority for now.

CVSS
17 / 40 · 4.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.4%

Affected systems

VendorProduct
openstackhorizon

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • openstack horizon2012.1
  • openstack horizonfolsom-1

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12horizonbefore 2012.1-32012.1-3
PyPIhorizonbefore 8.0.0a08.0.0a0
PyPIhorizonall versions—

Same product

openstack: all records

Other 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 s
    28Monitor
  • CVE-2026-55748OpenStack Horizon before 25.7.4 produces scripts for OpenStack RC file downloading that may have a crafted project name with shell metachara
    27Monitor
  • 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 users
    24Monitor
  • CVE-2012-5476Within the RHOS Essex Preview (2012.2) of the OpenStack dashboard package, the file /etc/quantum/quantum.conf is world readable which expose
    22Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:horizon2012.1-3 · Debian:12Package registry (OSV)
PyPI:horizon8.0.0a0Package 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.

EPSS, last 120 days

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.

Credits

All researchers

Finders, 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

    If successful

    Confidentiality
    none
    Integrity
    P · data or configuration can be modified
    Availability
    none
    Attack complexity
    M
    Confidentiality impact
    None
    Integrity impact
    P
    Availability impact
    None

    Weakness class (CWE)

    CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

    CVSS vector

    AV:N/AC:M/Au:N/C:N/I:P/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 class

    A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

    Vulnerable

    ts
    commentEl.innerHTML = comment.body;

    Fixed

    ts
    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.

    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 help

    Change log

    1. Fix✗ → ✓

    For records you follow, these changes also arrive as notifications. →

    References

    Vendor advisories and official records. Exploit/PoC links are deliberately left out.

    All records