{"id":"PYSEC-2026-308","summary":"CraftBeerPi 4 allows arbitrary code execution","details":"URL GET parameter \"logtime\" utilized within the \"downloadlog\" function from \"cbpi/http_endpoints/http_system.py\" is subsequently passed to the \"os.system\" function in \"cbpi/controller/system_controller.py\" without prior validation allowing arbitrary code execution. This issue affects CraftBeerPi 4: from 4.0.0.58 (commit 563fae9) before 4.4.1.a1 (commit 57572c7).\n\n","aliases":["CVE-2024-3955","GHSA-4f92-w438-f484"],"modified":"2026-07-01T20:22:50.205186Z","published":"2026-06-29T11:50:40.064038Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-3955"},{"type":"WEB","url":"https://github.com/PiBrewing/craftbeerpi4/issues/132"},{"type":"WEB","url":"https://cert.pl/en/posts/2024/05/CVE-2024-3955"},{"type":"WEB","url":"https://cert.pl/posts/2024/05/CVE-2024-3955"},{"type":"PACKAGE","url":"https://github.com/PiBrewing/craftbeerpi4"},{"type":"PACKAGE","url":"https://pypi.org/project/cbpi4"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-4f92-w438-f484"}],"affected":[{"package":{"name":"cbpi4","ecosystem":"PyPI","purl":"pkg:pypi/cbpi4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0.58"},{"fixed":"4.4.1.a1"}]}],"versions":["4.0.5","4.0.5a13","4.0.5a14","4.0.5a15","4.0.5a16","4.0.6","4.0.7","4.0.7rc1","4.0.7rc3","4.1.0","4.1.0a2","4.1.0a3","4.1.0rc1","4.1.0rc2","4.1.0rc5","4.1.0rc8","4.1.10","4.1.10rc2","4.1.11","4.1.2","4.1.6","4.1.7","4.1.7rc1","4.2.0","4.2.0a6","4.2.0rc1","4.3.0","4.3.1","4.3.2","4.4.0"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/cbpi4/PYSEC-2026-308.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}