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CVE-2026-45644

nvd nist
Published: Jun 9, 2026Modified: Jun 19, 2026

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8.0
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Exploitability: 2.1 / Impact: 5.9
Source: secure@microsoft.com (Secondary)

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Live Share Canvas SDK allows an authorized attacker to elevate privileges over a network.

Affected (1)

Microsoft
1 product
Live Share Canvas
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Live Share Canvas
Before 1.4.2

Related CWEs

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (1)

Source: secure@microsoft.com
Vendor Advisory

Timeline

No history available yet.