{"cve_id":"CVE-2023-43770","published":"2023-09-22T06:15:10.090000+00:00","last_modified":"2026-06-17T06:26:24.770000+00:00","vuln_status":"Analyzed","description":"Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","base_score":6.1,"base_severity":"MEDIUM","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"CHANGED","impact_c":"LOW","impact_i":"LOW","impact_a":"NONE","cwe_ids":["CWE-79"],"in_kev":true,"kev_date_added":"2024-02-12","kev_ransomware":false,"epss_score":0.6366,"epss_percentile":0.99217,"cap_rule_version":"0.1.1","stage":"CRED_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":true,"grant_access":"NONE","caps":["CRED_ACCESS","INFO_DISCLOSURE","TAMPER"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T10:39:30.644357+00:00","first_seen":"2023-09-22T06:15:10.090000+00:00","kev_first_seen":"2024-02-12T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["debian","roundcube"],"products":["debian_linux","webmail"],"affected":[{"vendor":"debian","product":"debian_linux","ranges":["10.0"]},{"vendor":"roundcube","product":"webmail","ranges":["< 1.4.14","≥ 1.5.0 and < 1.5.4","≥ 1.6.0 and < 1.6.3"]}]}