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CVE-2026-35386

CVE-2026-35386

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

In OpenSSH before 10.3, command execution can occur via shell metacharacters in a username within a command line. This requires a scenario where the username on the command line is untrusted, and also requires a non-default configurations of % in ssh_config.

CVSS 3.6 · Low · EPSS 0.3% · Fix available

Published
Updated

Stack: system · network

Affected products and versions

  • openssh

    Versions
    • ≥ 0, < 10.3: Affected (custom)

    Update to 10.3

  • openssh Debian:12

    Versions
    • 1:9.2p1-2
    • 1:9.2p1-2+deb12u1
    • 1:9.2p1-2+deb12u2
    • 1:9.2p1-2+deb12u3
    • 1:9.2p1-2+deb12u4
    • 1:9.2p1-2+deb12u5
    • 1:9.2p1-2+deb12u6
    • 1:9.2p1-2+deb12u7
    • 1:9.2p1-2+deb12u8
    • 1:9.2p1-2+deb12u9
    Affected ranges
    • ECOSYSTEM: < 1:9.2p1-2+deb12u10

    Update to 1:9.2p1-2+deb12u10

  • openssh Debian:13

    Versions
    • 1:10.0p1-7
    • 1:10.0p1-7+deb13u1
    • 1:10.0p1-7+deb13u2
    Affected ranges
    • ECOSYSTEM: < 1:10.0p1-7+deb13u3

    Update to 1:10.0p1-7+deb13u3

  • openssh Debian:14

    Versions
    • 1:10.0p1-7
    • 1:10.0p1-8
    • 1:10.1p1-1
    • 1:10.1p1-2
    • 1:10.2p1-1
    • 1:10.2p1-2
    • 1:10.2p1-2~bpo13+1
    • 1:10.2p1-3
    • 1:10.2p1-4
    • 1:10.2p1-5
    • 1:10.2p1-6
    • 1:10.2p1-6~bpo13+1
    • 1:10.3p1-1~bpo13+1
    Affected ranges
    • ECOSYSTEM: < 1:10.3p1-1

    Update to 1:10.3p1-1

  • openssh Ubuntu:Pro:14.04:LTS

    Versions
    • 1:6.2p2-6
    • 1:6.2p2-6ubuntu1
    • 1:6.4p1-1
    • 1:6.4p1-2
    • 1:6.5p1-1
    • 1:6.5p1-2
    • 1:6.5p1-3
    • 1:6.5p1-4
    • 1:6.5p1-6
    • 1:6.6p1-1
    • 1:6.6p1-2
    • 1:6.6p1-2ubuntu1
    • 1:6.6p1-2ubuntu2
    • 1:6.6p1-2ubuntu2.2
    • 1:6.6p1-2ubuntu2.3
    • 1:6.6p1-2ubuntu2.4
    • 1:6.6p1-2ubuntu2.6
    • 1:6.6p1-2ubuntu2.7
    • 1:6.6p1-2ubuntu2.8
    • 1:6.6p1-2ubuntu2.10
    • 1:6.6p1-2ubuntu2.11
    • 1:6.6p1-2ubuntu2.12
    • 1:6.6p1-2ubuntu2.13
    • 1:6.6p1-2ubuntu2.13+esm1
    • 1:6.6p1-2ubuntu2.13+esm2
    • 1:6.6p1-2ubuntu2.13+esm3
    Affected ranges
    • ECOSYSTEM: < 1:6.6p1-2ubuntu2.13+esm4

    Update to 1:6.6p1-2ubuntu2.13+esm4

  • openssh Ubuntu:Pro:FIPS-updates:16.04:LTS

    Versions
    • 1:7.2p2-4ubuntu2.fips.2.2.3
    • 1:7.2p2-4ubuntu2.fips.2.4.1
    • 1:7.2p2-4ubuntu2.fips.2.4.2
    • 1:7.2p2-4ubuntu2.fips.2.8.1
    • 1:7.2p2-4ubuntu2.fips.2.10.1
    • 1:7.2p2-4ubuntu2.fips.2.10.2
    • 1:7.2p2-4ubuntu2.fips.2.10.3
    • 1:7.2p2-4ubuntu2.fips.2.10.4
    • 1:7.2p2-4ubuntu2.fips.2.10.5
    • 1:7.2p2-4ubuntu2.fips.2.10.6
    • 1:7.2p2-4ubuntu2.fips.2.10.7
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:16.04:LTS

    Versions
    • 1:7.2p2-4ubuntu2.fips.2.2
    • 1:7.2p2-4ubuntu2.fips.2.2.1
    • 1:7.2p2-4ubuntu2.fips.2.10.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh-ssh1 Ubuntu:18.04:LTS

    Versions
    • 1:7.5p1-8
    • 1:7.5p1-9
    • 1:7.5p1-9build1
    • 1:7.5p1-10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:18.04:LTS

    Versions
    • 1:7.9p1-10~ubuntu18.04.fips.0.1
    • 1:7.9p1-10~ubuntu18.04.fips.0.2
    • 1:7.9p1-10~ubuntu18.04.fips.0.3
    • 1:7.9p1-10~ubuntu18.04.fips.0.4
    • 1:7.9p1-10~ubuntu18.04.fips.0.5
    • 1:7.9p1-10~ubuntu18.04.fips.0.6
    • 1:7.9p1-10~ubuntu18.04.fips.0.7
    • 1:7.9p1-10~ubuntu18.04.fips.0.8
    • 1:7.9p1-10~ubuntu18.04.fips.0.9
    • 1:7.9p1-10~ubuntu18.04.fips.0.10
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:18.04:LTS

    Versions
    • 1:7.9p1-10~ubuntu18.04.fips.0.1
    • 1:7.9p1-10~ubuntu18.04.fips.0.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh-ssh1 Ubuntu:20.04:LTS

    Versions
    • 1:7.5p1-11build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:20.04:LTS

    Versions
    • 1:8.2p1-4ubuntu0.fips.0.2.1
    • 1:8.2p1-4ubuntu0.fips.0.4.0
    • 1:8.2p1-4ubuntu0.fips.0.5.0
    • 1:8.2p1-4ubuntu0.fips.0.7
    • 1:8.2p1-4ubuntu0.fips.0.8
    • 1:8.2p1-4ubuntu0.fips.0.9
    • 1:8.2p1-4ubuntu0.fips.0.10
    • 1:8.2p1-4ubuntu0.fips.0.11
    • 1:8.2p1-4ubuntu0.fips.0.12
    • 1:8.2p1-4ubuntu0.fips.0.13
    • 1:8.2p1-4ubuntu0.fips.0.13.1
    • 1:8.2p1-4ubuntu0.fips.0.13.3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS:20.04:LTS

    Versions
    • 1:8.2p1-4ubuntu0.fips.0.2.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:22.04:LTS

    Versions
    • 1:8.4p1-6ubuntu2
    • 1:8.7p1-2
    • 1:8.7p1-2build1
    • 1:8.7p1-4
    • 1:8.8p1-1
    • 1:8.9p1-3
    • 1:8.9p1-3ubuntu0.1
    • 1:8.9p1-3ubuntu0.3
    • 1:8.9p1-3ubuntu0.4
    • 1:8.9p1-3ubuntu0.5
    • 1:8.9p1-3ubuntu0.6
    • 1:8.9p1-3ubuntu0.7
    • 1:8.9p1-3ubuntu0.10
    • 1:8.9p1-3ubuntu0.11
    • 1:8.9p1-3ubuntu0.13
    • 1:8.9p1-3ubuntu0.14
    Affected ranges
    • ECOSYSTEM: < 1:8.9p1-3ubuntu0.15

    Update to 1:8.9p1-3ubuntu0.15

  • openssh-ssh1 Ubuntu:22.04:LTS

    Versions
    • 1:7.5p1-12
    • 1:7.5p1-12build1
    • 1:7.5p1-13
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-preview:22.04:LTS

    Versions
    • 1:8.9p1-3ubuntu0.4+Fips1
    • 1:8.9p1-3ubuntu0.4+Fips3
    • 1:8.9p1-3ubuntu1.fips.0~ppa3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:22.04:LTS

    Versions
    • 1:8.9p1-3ubuntu0.4+Fips1
    • 1:8.9p1-3ubuntu0.4+Fips3
    • 1:8.9p1-3ubuntu0.6+Fips1
    • 1:8.9p1-3ubuntu0.7+Fips1
    • 1:8.9p1-3ubuntu0.10+Fips1
    • 1:8.9p1-3ubuntu0.11+Fips1
    • 1:8.9p1-3ubuntu0.13+Fips1
    • 1:8.9p1-3ubuntu0.14+Fips1
    Affected ranges
    • ECOSYSTEM: < 1:8.9p1-3ubuntu0.15+Fips1

    Update to 1:8.9p1-3ubuntu0.15+Fips1

  • openssh Ubuntu:24.04:LTS

    Versions
    • 1:9.3p1-1ubuntu3
    • 1:9.4p1-1ubuntu1
    • 1:9.6p1-3ubuntu1
    • 1:9.6p1-3ubuntu2
    • 1:9.6p1-3ubuntu11
    • 1:9.6p1-3ubuntu12
    • 1:9.6p1-3ubuntu13
    • 1:9.6p1-3ubuntu13.3
    • 1:9.6p1-3ubuntu13.4
    • 1:9.6p1-3ubuntu13.5
    • 1:9.6p1-3ubuntu13.7
    • 1:9.6p1-3ubuntu13.8
    • 1:9.6p1-3ubuntu13.9
    • 1:9.6p1-3ubuntu13.11
    • 1:9.6p1-3ubuntu13.12
    • 1:9.6p1-3ubuntu13.13
    • 1:9.6p1-3ubuntu13.14
    • 1:9.6p1-3ubuntu13.15
    Affected ranges
    • ECOSYSTEM: < 1:9.6p1-3ubuntu13.16

    Update to 1:9.6p1-3ubuntu13.16

  • openssh-ssh1 Ubuntu:24.04:LTS

    Versions
    • 1:7.5p1-14
    • 1:7.5p1-15
    • 1:7.5p1-15build1
    • 1:7.5p1-16
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:Pro:FIPS-updates:24.04:LTS

    Versions
    • 1:9.6p1-3ubuntu13.7+Fips1
    • 1:9.6p1-3ubuntu13.12+Fips1
    • 1:9.6p1-3ubuntu13.13+Fips1
    • 1:9.6p1-3ubuntu13.14+Fips1
    • 1:9.6p1-3ubuntu13.15+Fips1
    Affected ranges
    • ECOSYSTEM: < 1:9.6p1-3ubuntu13.16+Fips1

    Update to 1:9.6p1-3ubuntu13.16+Fips1

  • openssh Ubuntu:25.10

    Versions
    • 1:9.9p1-3ubuntu3
    • 1:9.9p1-3ubuntu3.1
    • 1:10.0p1-5ubuntu2
    • 1:10.0p1-5ubuntu3
    • 1:10.0p1-5ubuntu4
    • 1:10.0p1-5ubuntu5
    • 1:10.0p1-5ubuntu5.1
    Affected ranges
    • ECOSYSTEM: < 1:10.0p1-5ubuntu5.4

    Update to 1:10.0p1-5ubuntu5.4

  • openssh-ssh1 Ubuntu:25.10

    Versions
    • 1:7.5p1-17
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh-ssh1 Ubuntu:26.10

    Versions
    • 1:7.5p1-18
    • 1:7.5p1-18ubuntu1
    • 1:7.5p1-18ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • openssh Ubuntu:26.04:LTS

    Versions
    • 1:10.0p1-5ubuntu5
    • 1:10.2p1-2ubuntu1
    • 1:10.2p1-2ubuntu3
    Affected ranges
    • ECOSYSTEM: < 1:10.2p1-2ubuntu3.2

    Update to 1:10.2p1-2ubuntu3.2

Original sources

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