{"action":"Upgrade composer to 2.5.5-1+deb12u4 or later.","affected":[{"fixed":"2.5.5-1+deb12u4","introduced":"0"}],"component":"composer","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.5.5-1+deb12u4"],"id":"tcs_01M5NJA1C5DBA4G6VZC7ZWXP0F","modified_at":"2026-10-26T18:02:06.862322694Z","published_at":"2023-09-29T20:15:09.987Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-43655","https://security-tracker.debian.org/tracker/CVE-2023-43655"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-43655","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-43655"}],"summary":"Composer is a dependency manager for PHP. Users publishing a composer.phar to a public web-accessible server where the composer.phar can be executed as a php file may be subject to a remote code execu"}