{"id":"CVE-2021-42556","aliases":["EUVD-2021-29524"],"status":"published","description":"Rasa X before 0.42.4 allows Directory Traversal during archive extraction. In the functionality that allows a user to load a trained model archive, an attacker has arbitrary write capability within specific directories via a crafted archive file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0096,"percentile":0.61954,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-22"],"published":"2021-10-22T18:36:14Z","modified":"2026-06-17T04:09:49Z","exploits":[{"source":"pocgithub","id":"lierbushiwo/Rasa-cve-exp","title":"lierbushiwo/Rasa-cve-exp","date":"2026-06-03","url":"https://github.com/lierbushiwo/Rasa-cve-exp"}],"products":[{"vendor":"rasa","product":"rasa_x"}],"references":[{"url":"https://rasa.com","tags":["x_refsource_MISC","x_transferred","Product"]},{"url":"https://github.com/RasaHQ/rasa-x-security-advisories/security/advisories/GHSA-vp2h-j6px-56rc","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]}],"sources":{"cve":[{"id":"CVE-2021-42556","description":"Rasa X before 0.42.4 allows Directory Traversal during archive extraction. In the functionality that allows a user to load a trained model archive, an attacker has arbitrary write capability within specific directories via a crafted archive file.","status":"published","published":"2021-10-22T18:36:14Z","modified":"2024-08-04T03:38:49.338Z","updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29524","description":"Rasa X before 0.42.4 allows Directory Traversal during archive extraction. In the functionality that allows a user to load a trained model archive, an attacker has arbitrary write capability within specific directories via a crafted archive file.","status":"published","published":"2021-10-22T18:36:14Z","modified":"2024-08-04T03:38:49Z","updated_at":"2026-11-03T03:24:15.755984Z"}],"nvd":[{"id":"CVE-2021-42556","description":"Rasa X before 0.42.4 allows Directory Traversal during archive extraction. In the functionality that allows a user to load a trained model archive, an attacker has arbitrary write capability within specific directories via a crafted archive file.","status":"published","published":"2021-10-22T19:15:08.063Z","modified":"2026-06-17T04:09:49.403Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:07:00.137719Z"}]}}