{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"4.2.1"}],"component":"decompress","cve_ids":["CVE-2026-39243"],"ecosystem":"npm","epss":0.00301,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-jwp9-9v96-94mx","id":"tcs_01M5KFZ430VG8WX4Q26Q1CBFCW","modified_at":"2026-08-13T14:41:01.067573Z","published_at":"2026-07-10T00:31:25Z","references":["https://osv.dev/vulnerability/GHSA-jwp9-9v96-94mx","https://nvd.nist.gov/vuln/detail/CVE-2026-39243","https://github.com/kevva/decompress/issues/113","https://github.com/kevva/decompress","https://www.npmjs.com/package/decompress"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"GHSA-jwp9-9v96-94mx","url":"https://osv.dev/vulnerability/GHSA-jwp9-9v96-94mx"}],"summary":"decompress allows arbitrary hardlink creation during archive extraction"}