{"cve_id":"CVE-2023-45727","published":"2023-10-18T10:15:08.643000+00:00","last_modified":"2026-06-17T06:29:25.203000+00:00","vuln_status":"Analyzed","description":"Proself Enterprise/Standard Edition Ver5.62 and earlier, Proself Gateway Edition Ver1.65 and earlier, and Proself Mail Sanitize Edition Ver1.08 and earlier allow a remote unauthenticated attacker to conduct XML External Entity (XXE) attacks. By processing a specially crafted request containing malformed XML data, arbitrary files on the server containing account information may be read by the attacker.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","base_score":7.5,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"NONE","impact_a":"NONE","cwe_ids":["CWE-611"],"in_kev":true,"kev_date_added":"2024-12-03","kev_ransomware":false,"epss_score":0.04822,"epss_percentile":0.91979,"cap_rule_version":"0.1.1","stage":"RECON","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":false,"grant_access":"NONE","caps":["INFO_DISCLOSURE","LATERAL"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T10:41:53.964403+00:00","first_seen":"2023-10-18T10:15:08.643000+00:00","kev_first_seen":"2024-12-03T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["northgrid"],"products":["proself"],"affected":[{"vendor":"northgrid","product":"proself","ranges":["< 1.09","< 1.66","< 5.63"]}]}