{"id":"GHSA-mpwp-4h2m-765c","aliases":[],"status":"published","title":"Active Job - Object injection security vulnerability","description":"Active Job vulnerability: An Active Job bug allowed String arguments to be deserialized as if they were Global IDs, an object injection security vulnerability.","severity":{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-74"],"published":"2026-01-16T19:21:54Z","modified":"2026-02-03T02:56:31Z","fixes":[{"ecosystem":"RubyGems","package":"activejob","fixed_in":["4.2.0.beta2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"activejob","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.0.beta2"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"activejob","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.0.beta2"}]}],"versions":["0","4.2.0.beta1"]}],"references":[{"url":"https://advisories.gitlab.com/pkg/gem/activejob/OSVDB-112347","tags":["web"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activejob/OSVDB-112347.yml","tags":["web"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activejob/GHSA-mpwp-4h2m-765c.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mpwp-4h2m-765c"},{"url":"https://github.com/rails/rails","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-mpwp-4h2m-765c","title":"Active Job - Object injection security vulnerability","description":"Active Job vulnerability: An Active Job bug allowed String arguments to be deserialized as if they were Global IDs, an object injection security vulnerability.","status":"published","published":"2026-01-16T19:21:54Z","modified":"2026-01-20T21:03:43Z","cvss":[{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:39:18.564331Z"}],"osv":[{"id":"GHSA-mpwp-4h2m-765c","title":"Active Job - Object injection security vulnerability","description":"Active Job vulnerability: An Active Job bug allowed String arguments to be deserialized as if they were Global IDs, an object injection security vulnerability.","status":"published","published":"2026-01-16T19:21:54Z","modified":"2026-02-03T02:56:31.524961Z","cvss":[{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","level":"medium"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T15:46:52.170928Z"}]}}