CVE-2026-45644: high-severity vulnerability in Microsoft Live Share Canvas SDK
Microsoft Live Share Canvas SDK Elevation of Privilege Vulnerability
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8epss 0.8%
exploitation probability
0.8%top 44% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Live Share Canvas SDK