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Security Database

CVE

CWE

Training

CVE-2026-40212

Published: Apr 10, 2026

Modified: Apr 10, 2026

PUBLISHED

CVSS v3.1

5.4

MEDIUM

Description

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.

Vendor	Product	Versions
OpenStack	Skyline	affected `0 - < 5.0.1` affected `6.0.0` affected `7.0.0`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

References

https://bugs.launchpad.net/skyline-console/+bug/2138575

https://review.opendev.org/973351

https://www.openwall.com/lists/oss-security/2026/04/09/30

https://security.openstack.org/ossa/OSSA-2026-006.html

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