๐Ÿ” CVE Alert

CVE-2026-40212

MEDIUM 5.4
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
8th

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.

CWE CWE-79
Vendor openstack
Product skyline
Published Apr 10, 2026
Last Updated Apr 10, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Affected Versions

OpenStack / Skyline
0 < 5.0.1 6.0.0 7.0.0

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
bugs.launchpad.net: https://bugs.launchpad.net/skyline-console/+bug/2138575 review.opendev.org: https://review.opendev.org/973351 openwall.com: https://www.openwall.com/lists/oss-security/2026/04/09/30 security.openstack.org: https://security.openstack.org/ossa/OSSA-2026-006.html