Vulnerability DatabaseCVE-2026-40212
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CVE-2026-40212
Published:April 10, 2026
Updated:May 16, 2026
OpenStack Skyline before 5.0.1, 6.0.0, and 7.0.0 has a DOM-based Cross-Site Scripting (XSS) vulnerability in the console because document.write is used unsafely, which is relevant in scenarios where administrators use the console web interface to view instance console logs.
Affected Packages
https://github.com/openstack/skyline-console.git (GITHUB):
Affected version(s) =6.0.0 <6.0.1
Fix Suggestion:
Update to version 6.0.1
https://github.com/openstack/skyline-console.git (GITHUB):
Affected version(s) >=zed-eol <5.0.1
Fix Suggestion:
Update to version 5.0.1
https://github.com/openstack/skyline-console.git (GITHUB):
Affected version(s) =7.0.0 <7.0.1
Fix Suggestion:
Update to version 7.0.1
Related Resources (4)
https://review.opendev.org/973351
https://bugs.launchpad.net/skyline-console/+bug/2138575
https://www.openwall.com/lists/oss-security/2026/04/09/30
https://security.openstack.org/ossa/OSSA-2026-006.html
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CVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79
EPSS
Base Score:
0.04