{"action":"Upgrade copier to 9.14.1 or later.","affected":[{"fixed":"9.14.1","introduced":"0"}],"component":"copier","cve_ids":["CVE-2026-34730"],"ecosystem":"PyPI","epss":0.00298,"exploited":false,"fixed_versions":["9.14.1"],"ghsa_id":"GHSA-hgjq-p8cr-gg4h","id":"tcs_01M5KFKMYCCN7FG9QWJFRCSJ88","modified_at":"2026-07-13T07:26:23.004695012Z","published_at":"2026-04-01T22:38:39Z","references":["https://osv.dev/vulnerability/GHSA-hgjq-p8cr-gg4h","https://github.com/copier-org/copier/security/advisories/GHSA-hgjq-p8cr-gg4h","https://nvd.nist.gov/vuln/detail/CVE-2026-34730","https://github.com/copier-org/copier/commit/5413062eb17b73dc885f5e645cdc161e69ef641b","https://github.com/copier-org/copier","https://github.com/copier-org/copier/releases/tag/v9.14.1"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"GHSA-hgjq-p8cr-gg4h","url":"https://osv.dev/vulnerability/GHSA-hgjq-p8cr-gg4h"}],"summary":"Copier `_external_data` allows path traversal and absolute-path local file read without unsafe mode"}