Vulnerability Details CVE-2026-57231
Podman is a tool for managing OCI containers and pods. From 1.8.1 until 5.8.4, a container image that contains a environment variable with just a key and no value can trick podman into passing that variable from the host into the container. This is made worse by the fact that using an asterisk (*) will cause podman to pass all host variables into the container. So essentially a malicious image can exfiltrate all podman environment variables that are set in the session from where the container is launched. This vulnerability is fixed in 5.8.4 and 6.0.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 17.4%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-57231
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cpe:2.3:a:podman_project:podman:1.8.1
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cpe:2.3:a:podman_project:podman:1.8.2
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cpe:2.3:a:podman_project:podman:1.9.0
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cpe:2.3:a:podman_project:podman:1.9.1
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cpe:2.3:a:podman_project:podman:1.9.2
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cpe:2.3:a:podman_project:podman:1.9.3
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cpe:2.3:a:podman_project:podman:2.0.0
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cpe:2.3:a:podman_project:podman:2.0.1
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cpe:2.3:a:podman_project:podman:2.0.2
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cpe:2.3:a:podman_project:podman:2.0.3
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cpe:2.3:a:podman_project:podman:2.0.4
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cpe:2.3:a:podman_project:podman:2.0.5
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cpe:2.3:a:podman_project:podman:2.0.6
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cpe:2.3:a:podman_project:podman:2.1.0
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cpe:2.3:a:podman_project:podman:2.1.1
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cpe:2.3:a:podman_project:podman:2.2.0
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cpe:2.3:a:podman_project:podman:2.2.1
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cpe:2.3:a:podman_project:podman:3.0.0
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cpe:2.3:a:podman_project:podman:3.0.1
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cpe:2.3:a:podman_project:podman:3.0.2
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cpe:2.3:a:podman_project:podman:3.1.0
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cpe:2.3:a:podman_project:podman:3.1.1
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cpe:2.3:a:podman_project:podman:3.1.2
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cpe:2.3:a:podman_project:podman:3.2.0
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cpe:2.3:a:podman_project:podman:3.2.1
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cpe:2.3:a:podman_project:podman:3.2.2
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cpe:2.3:a:podman_project:podman:3.2.3
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cpe:2.3:a:podman_project:podman:3.3.0
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cpe:2.3:a:podman_project:podman:3.3.1
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cpe:2.3:a:podman_project:podman:3.4.0
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cpe:2.3:a:podman_project:podman:3.4.1
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cpe:2.3:a:podman_project:podman:3.4.2
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cpe:2.3:a:podman_project:podman:3.4.3
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cpe:2.3:a:podman_project:podman:3.4.4
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cpe:2.3:a:podman_project:podman:3.4.5
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cpe:2.3:a:podman_project:podman:3.4.6
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cpe:2.3:a:podman_project:podman:3.4.7
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cpe:2.3:a:podman_project:podman:4.0.0
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cpe:2.3:a:podman_project:podman:4.0.1
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cpe:2.3:a:podman_project:podman:4.0.2
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cpe:2.3:a:podman_project:podman:4.0.3
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cpe:2.3:a:podman_project:podman:4.1.0
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cpe:2.3:a:podman_project:podman:4.1.1
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cpe:2.3:a:podman_project:podman:4.2.0
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cpe:2.3:a:podman_project:podman:4.2.1
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cpe:2.3:a:podman_project:podman:4.3.0
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cpe:2.3:a:podman_project:podman:4.3.1
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cpe:2.3:a:podman_project:podman:4.4.0
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cpe:2.3:a:podman_project:podman:4.4.1
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cpe:2.3:a:podman_project:podman:4.4.2
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cpe:2.3:a:podman_project:podman:4.4.3
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cpe:2.3:a:podman_project:podman:4.4.4
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cpe:2.3:a:podman_project:podman:4.5.0
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cpe:2.3:a:podman_project:podman:4.5.1
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cpe:2.3:a:podman_project:podman:4.6.0
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cpe:2.3:a:podman_project:podman:4.6.1
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cpe:2.3:a:podman_project:podman:4.6.2
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cpe:2.3:a:podman_project:podman:4.7.0
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cpe:2.3:a:podman_project:podman:4.7.1
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cpe:2.3:a:podman_project:podman:4.7.2
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cpe:2.3:a:podman_project:podman:4.8.0
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cpe:2.3:a:podman_project:podman:4.8.1
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cpe:2.3:a:podman_project:podman:4.8.2
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cpe:2.3:a:podman_project:podman:4.8.3
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cpe:2.3:a:podman_project:podman:4.9.0
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cpe:2.3:a:podman_project:podman:4.9.1
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cpe:2.3:a:podman_project:podman:4.9.2
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cpe:2.3:a:podman_project:podman:4.9.3
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cpe:2.3:a:podman_project:podman:4.9.4
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cpe:2.3:a:podman_project:podman:4.9.5
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cpe:2.3:a:podman_project:podman:5.0.0
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cpe:2.3:a:podman_project:podman:5.0.1
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cpe:2.3:a:podman_project:podman:5.0.2
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cpe:2.3:a:podman_project:podman:5.0.3
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cpe:2.3:a:podman_project:podman:5.1.0
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cpe:2.3:a:podman_project:podman:5.1.1
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cpe:2.3:a:podman_project:podman:5.1.2
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cpe:2.3:a:podman_project:podman:5.2.0
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cpe:2.3:a:podman_project:podman:5.2.1
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cpe:2.3:a:podman_project:podman:5.2.2
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cpe:2.3:a:podman_project:podman:5.2.3
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cpe:2.3:a:podman_project:podman:5.2.4
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cpe:2.3:a:podman_project:podman:5.2.5
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cpe:2.3:a:podman_project:podman:5.3.0
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cpe:2.3:a:podman_project:podman:5.3.1
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cpe:2.3:a:podman_project:podman:5.3.2
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cpe:2.3:a:podman_project:podman:5.4.0
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cpe:2.3:a:podman_project:podman:5.4.1
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cpe:2.3:a:podman_project:podman:5.4.2
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cpe:2.3:a:podman_project:podman:5.5.0
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cpe:2.3:a:podman_project:podman:5.5.1
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cpe:2.3:a:podman_project:podman:5.5.2
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cpe:2.3:a:podman_project:podman:5.6.0
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cpe:2.3:a:podman_project:podman:5.6.1
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cpe:2.3:a:podman_project:podman:5.6.2
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cpe:2.3:a:podman_project:podman:5.7.0
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cpe:2.3:a:podman_project:podman:5.7.1
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cpe:2.3:a:podman_project:podman:5.8.0
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cpe:2.3:a:podman_project:podman:5.8.1
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cpe:2.3:a:podman_project:podman:5.8.2
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cpe:2.3:a:podman_project:podman:5.8.3