{"action":"Upgrade copier to 9.11.2 or later.","affected":[{"fixed":"9.11.2","introduced":"0"}],"component":"copier","cve_ids":["CVE-2026-23986"],"ecosystem":"PyPI","epss":0.0027,"exploited":false,"fixed_versions":["9.11.2"],"ghsa_id":"GHSA-4fqp-r85r-hxqh","id":"tcs_01M5KEY2HW857QA1BF73QR63BT","modified_at":"2026-07-07T17:56:39.975721258Z","published_at":"2026-01-21T22:19:29Z","references":["https://osv.dev/vulnerability/GHSA-4fqp-r85r-hxqh","https://github.com/copier-org/copier/security/advisories/GHSA-4fqp-r85r-hxqh","https://nvd.nist.gov/vuln/detail/CVE-2026-23986","https://github.com/copier-org/copier/commit/b3a7b3772d17cf0e7a4481978188c9f536c8d8f6","https://github.com/copier-org/copier","https://github.com/copier-org/copier/releases/tag/v9.11.2"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"GHSA-4fqp-r85r-hxqh","url":"https://osv.dev/vulnerability/GHSA-4fqp-r85r-hxqh"}],"summary":"Copier safe template has arbitrary filesystem write access via directory symlinks when _preserve_symlinks: true"}