CVE-2012-3540

Name: CVE-2012-3540
Creator: NVD / NIST
Published: 2012-09-05T23:55:02.46+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.90%

Last modified Jun 16, 2026

CVE-2012-3540 is a vulnerability of currently unknown severity. Open redirect vulnerability in views/auth_forms.py in OpenStack Dashboard (Horizon) Essex (2012.1) allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the next parameter to auth/login/. NOTE: this issue was originally assigned CVE-2012-3542 by mistake.. EPSS estimates a 2.90% chance of exploitation in the next 30 days.

Description

Open redirect vulnerability in views/auth_forms.py in OpenStack Dashboard (Horizon) Essex (2012.1) allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the next parameter to auth/login/. NOTE: this issue was originally assigned CVE-2012-3542 by mistake.

Metrics

EPSS Probability

2.90%

85.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Openstack	Horizon	2012.1

References

Timeline

Published: Sep 5, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-3540?

How severe is CVE-2012-3540?

Severity scoring for CVE-2012-3540 is pending analysis. The EPSS model estimates a 2.90% probability of exploitation in the next 30 days.

How do I fix CVE-2012-3540?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-3540?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST