CVE-2026-73283
In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.
CVE-2026-73283 is fixed in 26 products on 1 platform, first by openssh-client 1:10.2p1-2ubuntu3.6, released August 11, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0015
4th percentile
In sshd in OpenSSH before 10.5, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| openssh · Debian 14 | 1:10.5p1-1 | DEBIAN-CVE-2026-73283 | Aug 11, 2026 |
| openssh · RHEL 10 | 9.9p1-27.el10_2 | RHSA-2026:69129 | Aug 11, 2026 |
| openssh · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh · RHEL 9 | 0:9.9p1-11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| openssh · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh · almalinux 9 | 9.9p1-11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| openssh · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh · ol 9 | 0:9.9p1-11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| openssh · rocky 10 | 0:9.9p1-27.el10_2.rocky.0.1 | RLSA-2026:69129 | Sep 22, 2026 |
| openssh · rocky 8 | 0:8.0p1-34.el8_10 | RLSA-2026:88211 | Nov 7, 2026 |
| openssh · rocky 9 | 0:9.9p1-11.el9_8.rocky.0.1 | RLSA-2026:69130 | Sep 22, 2026 |
| openssh · sles 15.6 | 9.6p1-150600.6.52.2 | SUSE-SU-2026:4827-1 | Nov 7, 2026 |
| openssh · sles 15.7 | 9.6p1-150600.6.52.2 | SUSE-SU-2026:4827-1 | Nov 7, 2026 |
| openssh-askpass · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-askpass · RHEL 9 | 0:9.9p1-11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| openssh-askpass · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh-askpass · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-askpass · almalinux 9 | 9.9p1-11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| openssh-askpass · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh-askpass · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-askpass · ol 9 | 0:9.9p1-11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| openssh-askpass-gnome · sles 15.6 | 9.6p1-150600.6.52.1 | SUSE-SU-2026:4827-1 | Nov 7, 2026 |
| openssh-askpass-gnome · sles 15.7 | 9.6p1-150600.6.52.1 | SUSE-SU-2026:4827-1 | Nov 7, 2026 |
| openssh-cavs · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-cavs · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-cavs · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-client · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | openssh-client 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| openssh-client · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | openssh-client 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| openssh-client · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-client 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| openssh-client-gssapi · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-client-gssapi 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| openssh-clients · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-clients · RHEL 9 | 0:9.9p1-11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| openssh-clients · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh-clients · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-clients · almalinux 9 | 9.9p1-11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| openssh-clients · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-clients · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh-clients · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-clients · ol 9 | 0:9.9p1-11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| openssh-clients-debuginfo · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-debuginfo · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-debugsource · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-gssapi · Debian 14 | 1:10.5p1-1 | DEBIAN-CVE-2026-73283 | Aug 11, 2026 |
| openssh-keycat · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-keycat · RHEL 9 | 0:9.9p1-11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| openssh-keycat · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh-keycat · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-keycat · almalinux 9 | 9.9p1-11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| openssh-keycat · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-keycat · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh-keycat · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-keycat · ol 9 | 0:9.9p1-11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| openssh-keycat-debuginfo · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-keysign · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh-keysign · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh-ldap · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-ldap · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-ldap · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-server · RHEL 8 | 0:8.0p1-34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| openssh-server · RHEL 9 | 0:9.9p1-11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| openssh-server · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | openssh-server 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| openssh-server · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | openssh-server 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| openssh-server · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-server 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| openssh-server · almalinux 10 | 9.9p1-27.el10_2.alma.1 | ALSA-2026:69129 | Sep 21, 2026 |
| openssh-server · almalinux 8 | 8.0p1-34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| openssh-server · almalinux 9 | 9.9p1-11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| openssh-server · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-server · ol 10 | 0:9.9p1-27.0.1.el10_2 | ELSA-2026-69129 | Sep 29, 2026 |
| openssh-server · ol 8 | 0:8.0p1-34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| openssh-server · ol 9 | 0:9.9p1-11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| openssh-server-debuginfo · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-server-gssapi · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-server-gssapi 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| openssh-sftp-server · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | openssh-sftp-server 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| openssh-sftp-server · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | openssh-sftp-server 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| openssh-sftp-server · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-sftp-server 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| openssh-sk-dummy · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-sk-dummy-debuginfo · amzn 2023 | 9.9p1-16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| openssh-tests · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | openssh-tests 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| openssh-tests · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | openssh-tests 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| openssh-tests · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | openssh-tests 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| pam_ssh_agent_auth · RHEL 8 | 0:0.10.3-8.34.el8_10 | RHSA-2026:88211 | Oct 24, 2026 |
| pam_ssh_agent_auth · RHEL 9 | 0:0.10.4-8.11.el9_8 | RHSA-2026:69130 | Sep 22, 2026 |
| pam_ssh_agent_auth · almalinux 8 | 0.10.3-8.34.el8_10 | ALSA-2026:88211 | Nov 7, 2026 |
| pam_ssh_agent_auth · almalinux 9 | 0.10.4-8.11.el9_8.alma.1 | ALSA-2026:69130 | Sep 21, 2026 |
| pam_ssh_agent_auth · amzn 2023 | 0.10.4-10.16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| pam_ssh_agent_auth · ol 8 | 0:0.10.3-8.34.0.1.el8_10 | ELSA-2026-88211 | Nov 7, 2026 |
| pam_ssh_agent_auth · ol 9 | 0:0.10.4-9.11.0.1.el9_8 | ELSA-2026-69130 | Sep 22, 2026 |
| pam_ssh_agent_auth-debuginfo · amzn 2023 | 0.10.4-10.16.amzn2023.0.1 | ALAS2023-2026-3354 | Nov 7, 2026 |
| ssh · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | ssh 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| ssh · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | ssh 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| ssh · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | ssh 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
| ssh-askpass-gnome · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.17 | ssh-askpass-gnome 1:8.9p1-3ubuntu0.17 | Sep 5, 2026 |
| ssh-askpass-gnome · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.19 | ssh-askpass-gnome 1:9.6p1-3ubuntu13.19 | Sep 5, 2026 |
| ssh-askpass-gnome · Ubuntu 26.04.1 LTS (resolute) | 1:10.2p1-2ubuntu3.6 | ssh-askpass-gnome 1:10.2p1-2ubuntu3.6 | Aug 11, 2026 |
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