{"id":"CVE-2023-6721","aliases":["EUVD-2023-0296","GHSA-gfqh-8v9q-f2vf","PYSEC-2023-296"],"status":"published","title":"Improper Restriction of XML External Entity Reference in Repox","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00603,"percentile":0.49329,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-611"],"published":"2023-12-13T10:06:55Z","modified":"2026-06-17T06:51:17Z","products":[{"vendor":"europeana","product":"repox"},{"vendor":"repox","product":"repox"}],"references":[{"url":"https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-repox","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6721"},{"url":"https://github.com/advisories/GHSA-gfqh-8v9q-f2vf"}],"sources":{"cve":[{"id":"CVE-2023-6721","title":"Improper Restriction of XML External Entity Reference in Repox","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","status":"published","published":"2023-12-13T10:06:55.214Z","modified":"2024-08-02T08:35:14.894Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:35:25.469654Z"}],"euvd":[{"id":"EUVD-2023-0296","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","status":"published","published":"2023-12-13T10:06:55Z","modified":"2024-08-02T08:35:14Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-03T03:50:10.614957Z"}],"ghsa":[{"id":"GHSA-gfqh-8v9q-f2vf","title":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with...","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","status":"published","published":"2023-12-13T12:30:42Z","modified":"2023-12-13T12:30:43Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:55:11.44614Z"}],"nvd":[{"id":"CVE-2023-6721","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","status":"published","published":"2023-12-13T10:15:11.793Z","modified":"2026-06-17T06:51:17.987Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-611"],"updated_at":"2026-11-02T14:08:54.696438Z"}],"osv":[{"id":"PYSEC-2023-296","description":"An XEE vulnerability has been found in Repox, which allows a remote attacker to interfere with the application's XML data processing in the fileupload function, resulting in interaction between the attacker and the server's file system.","status":"withdrawn","published":"2023-12-13T10:15:00Z","modified":"2024-11-21T14:23:00.841929Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:52:53.837392Z"}]}}