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Vulnerabilities

Vulnerability · CVE-2026-24683

FreeRDP is a free implementation of the Remote Desktop Protocol.

Published Feb 9, 2026 · catalog updated Feb 10, 2026 · FreeRDP FreeRDP

Last checked Nov 3, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2026-24683 is not in CISA KEV. FIRST estimates a 53.00% chance of exploitation in the next 30 days. Check whether you run FreeRDP FreeRDP.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
53.00%
Remediation
Version ranges on file
Affected products
vendor FreeRDP FreeRDP < 3.22.0

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor FreeRDP FreeRDP < 3.22.0< 3.22.0

How to fix CVE-2026-24683

  • Upgrade

    CVE-2026-24683 lists a fix boundary at 3.22.0. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 3.22.0

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2026-24683 is not in CISA KEV. FIRST estimates a 53.00% chance of exploitation in the next 30 days. Check whether you run FreeRDP FreeRDP.

Which versions are affected?

Compare what you have installed with FreeRDP FreeRDP < 3.22.0 < 3.22.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 53.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 9, 2026 · EUVD

    Detected

    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.

  2. Feb 10, 2026 · EUVD

    Updated

    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.

Sources

  • EUVDVulnerability recordEUVD-2026-6490

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Feb 10, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • EUVDNov 3, 2026