CVE-2026-40212

MEDIUM

Openstack Skyline < 5.0.1 - XSS

Title source: rule

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.

References (4)

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

Scores

CVSS v3 5.4

EPSS 0.0003

EPSS Percentile 8.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (3)

OpenStack/Skyline < 5.0.1

OpenStack/Skyline 6.0.0

OpenStack/Skyline 7.0.0

Published Apr 10, 2026

Tracked Since Apr 10, 2026