{"id":"PYSEC-2026-826","summary":"sviehb/jefferson vulnerable to path traversal","details":"A vulnerability has been found in the sviehb/jefferson JFFS2 filesystem extraction tool. This vulnerability affects unknown code of the file `src/scripts/jefferson`. The manipulation leads to path traversal. The attack can be initiated remotely. Upgrading to version 0.4 is able to address this issue as it includes https://github.com/sviehb/jefferson/commit/53b3f2fc34af0bb32afbcee29d18213e61471d87.","aliases":["CVE-2022-4885","GHSA-7jrw-p8jc-v6qw"],"modified":"2026-07-07T11:46:04.492080988Z","published":"2026-07-07T10:17:26.443299Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4885"},{"type":"WEB","url":"https://github.com/sviehb/jefferson/pull/36"},{"type":"WEB","url":"https://github.com/sviehb/jefferson/commit/53b3f2fc34af0bb32afbcee29d18213e61471d87"},{"type":"PACKAGE","url":"https://github.com/sviehb/jefferson"},{"type":"WEB","url":"https://github.com/sviehb/jefferson/releases/tag/v0.4"},{"type":"WEB","url":"https://vuldb.com/?ctiid.218020"},{"type":"WEB","url":"https://vuldb.com/?id.218020"},{"type":"PACKAGE","url":"https://pypi.org/project/jefferson"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-7jrw-p8jc-v6qw"}],"affected":[{"package":{"name":"jefferson","ecosystem":"PyPI","purl":"pkg:pypi/jefferson"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4"}]}],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/jefferson/PYSEC-2026-826.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:N/A:N"}]}