CVE-2026-24683
High
Description
FreeRDP is a free implementation of the Remote Desktop Protocol. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free. Prior to 3.22.0, This vulnerability is fixed in 3.22.0.
SeverityHigh
CVSS7.5
Exploit probability—
ProductFreerdp
PublishedFeb 9, 2026
First seenFeb 9, 2026
Weakness typeCWE-416Use after free
How to fix
Update
- freerdp freerdp3.22.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| freerdp freerdp | v < 3.22.0 | 3.22.0 |
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