CVE-2026-22855
freerdp: FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license
CVE-2026-22855 is fixed in 28 products on 1 platform, first by freerdp3-proxy 3.20.2+dfsg-1, released January 14, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
9.1
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0089
59th percentile
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22855) * freerdp: FreeRDP global-buffer-overflow (CVE-2026-22858) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22859) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| freerdp · RHEL 10 | 3.10.3-3.el10_0.2 | RHSA-2026:4121 | Feb 9, 2026 |
| freerdp · RHEL 8 | 2:2.11.7-3.el8_10 | RHSA-2026:3334 | Mar 12, 2026 |
| freerdp · RHEL 9 | 2:2.11.7-1.el9_7.2 | RHSA-2026:3067 | Mar 12, 2026 |
| freerdp · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| freerdp · almalinux 8 | 2:2.11.7-3.el8_10 | ALSA-2026:3334 | Feb 25, 2026 |
| freerdp · almalinux 9 | 2:2.11.7-1.el9_7.2 | ALSA-2026:3067 | Feb 23, 2026 |
| freerdp · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| freerdp · ol 8 | 2:2.11.7-3.el8_10 | ELSA-2026-3334 | Feb 25, 2026 |
| freerdp · ol 9 | 2:2.11.7-1.el9_7.2 | ELSA-2026-3067 | Feb 23, 2026 |
| freerdp · opensuse-leap 15.6 | 2.11.2-150600.4.12.1 | SUSE-SU-2026:0761-1 | Mar 3, 2026 |
| freerdp · opensuse-leap 16.0 | 3.22.0-160000.1.1 | OPENSUSE-SU-2026:20339-1 | Mar 10, 2026 |
| freerdp · rocky 10 | 2:3.10.3-5.el10_1.2 | RLSA-2026:3068 | Feb 24, 2026 |
| freerdp · rocky 8 | 2:2.11.7-3.el8_10 | RLSA-2026:3334 | Feb 26, 2026 |
| freerdp · rocky 9 | 2:2.11.7-1.el9_7.2 | RLSA-2026:3067 | Feb 24, 2026 |
| freerdp · sles 15.7 | 2.11.2-150600.4.12.1 | SUSE-SU-2026:0761-1 | Mar 3, 2026 |
| freerdp-debuginfo · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-debugsource · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-devel · RHEL 8 | 2:2.11.7-3.el8_10 | RHSA-2026:3334 | Mar 12, 2026 |
| freerdp-devel · RHEL 9 | 2:2.11.7-1.el9_7.2 | RHSA-2026:3067 | Mar 12, 2026 |
| freerdp-devel · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| freerdp-devel · almalinux 8 | 2:2.11.7-3.el8_10 | ALSA-2026:3334 | Feb 25, 2026 |
| freerdp-devel · almalinux 9 | 2:2.11.7-1.el9_7.2 | ALSA-2026:3067 | Feb 23, 2026 |
| freerdp-devel · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-devel · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| freerdp-devel · ol 8 | 2:2.11.7-3.el8_10 | ELSA-2026-3334 | Feb 25, 2026 |
| freerdp-devel · ol 9 | 2:2.11.7-1.el9_7.2 | ELSA-2026-3067 | Feb 23, 2026 |
| freerdp-libs · RHEL 8 | 2:2.11.7-3.el8_10 | RHSA-2026:3334 | Mar 12, 2026 |
| freerdp-libs · RHEL 9 | 2:2.11.7-1.el9_7.2 | RHSA-2026:3067 | Mar 12, 2026 |
| freerdp-libs · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| freerdp-libs · almalinux 8 | 2:2.11.7-3.el8_10 | ALSA-2026:3334 | Feb 25, 2026 |
| freerdp-libs · almalinux 9 | 2:2.11.7-1.el9_7.2 | ALSA-2026:3067 | Feb 23, 2026 |
| freerdp-libs · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-libs · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| freerdp-libs · ol 8 | 2:2.11.7-3.el8_10 | ELSA-2026-3334 | Feb 25, 2026 |
| freerdp-libs · ol 9 | 2:2.11.7-1.el9_7.2 | ELSA-2026-3067 | Feb 23, 2026 |
| freerdp-libs-debuginfo · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-server · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| freerdp-server · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp-server · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| freerdp-server-debuginfo · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| freerdp2 · sles 15.7 | 2.11.7-150700.3.8.1 | SUSE-SU-2026:0683-1 | Feb 27, 2026 |
| freerdp3 · Debian 13.5 (trixie) | 3.15.0+dfsg-2.1+deb13u1 | DEBIAN-CVE-2026-22855 | Jan 14, 2026 |
| freerdp3 · Debian 14 | 3.20.2+dfsg-1 | DEBIAN-CVE-2026-22855 | Jan 14, 2026 |
| freerdp3-proxy · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-proxy 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-proxy · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-proxy 3.20.2+dfsg-1 | Jan 14, 2026 |
| freerdp3-proxy-modules · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-proxy-modules 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-proxy-modules · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-proxy-modules 3.20.2+dfsg-1 | Jan 14, 2026 |
| freerdp3-sdl · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-sdl 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-sdl · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-sdl 3.20.2+dfsg-1 | Jan 14, 2026 |
| freerdp3-shadow-x11 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | freerdp3-shadow-x11 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| freerdp3-shadow-x11 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-shadow-x11 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-shadow-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-shadow-x11 3.20.2+dfsg-1 | Jan 14, 2026 |
| freerdp3-wayland · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | freerdp3-wayland 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| freerdp3-wayland · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-wayland 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-wayland · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-wayland 3.20.2+dfsg-1 | Jan 14, 2026 |
| freerdp3-x11 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | freerdp3-x11 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| freerdp3-x11 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | freerdp3-x11 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| freerdp3-x11 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | freerdp3-x11 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp-client3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libfreerdp-client3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libfreerdp-client3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp-client3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp-client3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp-client3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp-server-proxy3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp-server-proxy3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp-server-proxy3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp-server-proxy3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp-server3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libfreerdp-server3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libfreerdp-server3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp-server3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp-server3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp-server3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp-shadow-subsystem3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libfreerdp-shadow-subsystem3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libfreerdp-shadow-subsystem3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp-shadow-subsystem3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp-shadow-subsystem3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp-shadow-subsystem3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp-shadow3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libfreerdp-shadow3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libfreerdp-shadow3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp-shadow3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp-shadow3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp-shadow3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libfreerdp3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libfreerdp3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libfreerdp3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libfreerdp3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libfreerdp3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libfreerdp3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libwinpr · RHEL 8 | 2:2.11.7-3.el8_10 | RHSA-2026:3334 | Mar 12, 2026 |
| libwinpr · RHEL 9 | 2:2.11.7-1.el9_7.2 | RHSA-2026:3067 | Mar 12, 2026 |
| libwinpr · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| libwinpr · almalinux 8 | 2:2.11.7-3.el8_10 | ALSA-2026:3334 | Feb 25, 2026 |
| libwinpr · almalinux 9 | 2:2.11.7-1.el9_7.2 | ALSA-2026:3067 | Feb 23, 2026 |
| libwinpr · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| libwinpr · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| libwinpr · ol 8 | 2:2.11.7-3.el8_10 | ELSA-2026-3334 | Feb 25, 2026 |
| libwinpr · ol 9 | 2:2.11.7-1.el9_7.2 | ELSA-2026-3067 | Feb 23, 2026 |
| libwinpr-debuginfo · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| libwinpr-devel · RHEL 8 | 2:2.11.7-3.el8_10 | RHSA-2026:3334 | Mar 12, 2026 |
| libwinpr-devel · RHEL 9 | 2:2.11.7-1.el9_7.2 | RHSA-2026:3067 | Mar 12, 2026 |
| libwinpr-devel · almalinux 10 | 2:3.10.3-5.el10_1.2 | ALSA-2026:3068 | Feb 23, 2026 |
| libwinpr-devel · almalinux 8 | 2:2.11.7-3.el8_10 | ALSA-2026:3334 | Feb 25, 2026 |
| libwinpr-devel · almalinux 9 | 2:2.11.7-1.el9_7.2 | ALSA-2026:3067 | Feb 23, 2026 |
| libwinpr-devel · amzn 2023 | 2:3.6.3-1.amzn2023.0.3 | ALAS2023-2026-1433 | Feb 16, 2026 |
| libwinpr-devel · ol 10 | 2:3.10.3-5.el10_1.2 | ELSA-2026-3068 | Feb 23, 2026 |
| libwinpr-devel · ol 8 | 2:2.11.7-3.el8_10 | ELSA-2026-3334 | Feb 25, 2026 |
| libwinpr-devel · ol 9 | 2:2.11.7-1.el9_7.2 | ELSA-2026-3067 | Feb 23, 2026 |
| libwinpr-tools3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libwinpr-tools3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libwinpr-tools3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libwinpr-tools3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libwinpr-tools3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libwinpr-tools3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| libwinpr3-3 · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | libwinpr3-3 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| libwinpr3-3 · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | libwinpr3-3 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| libwinpr3-3 · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | libwinpr3-3 3.20.2+dfsg-1 | Jan 14, 2026 |
| winpr3-utils · Ubuntu 24.04.5 LTS (noble) | 3.5.1+dfsg1-0ubuntu1.4 | winpr3-utils 3.5.1+dfsg1-0ubuntu1.4 | Feb 25, 2026 |
| winpr3-utils · Ubuntu 25.10 (questing) | 3.16.0+dfsg-2ubuntu0.3 | winpr3-utils 3.16.0+dfsg-2ubuntu0.3 | Feb 25, 2026 |
| winpr3-utils · Ubuntu 26.04.1 LTS (resolute) | 3.20.2+dfsg-1 | winpr3-utils 3.20.2+dfsg-1 | Jan 14, 2026 |
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