{"cve":{"cve_id":"CVE-2018-20238","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.01513,"epss_percentile":0.71202,"epss_as_of":"2026-06-23","description":"Various rest resources in Atlassian Crowd before version 3.2.7 and from version 3.3.0 before version 3.3.4 allow remote attackers to authenticate using an expired user session via an insufficient session expiration vulnerability.","published_at":"2019-02-13T18:00:00Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://jira.atlassian.com/browse/CWD-5361","http://www.securityfocus.com/bid/107036"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:11:12.753268Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"crowd","product_name":"Crowd","version_start":"unspecified","version_start_inclusive":true,"version_end":"3.2.7","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:crowd:unspecified:3.2.7"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"crowd","product_name":"Crowd","version_start":"3.3.0","version_start_inclusive":true,"version_end":"unspecified","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:crowd:3.3.0:unspecified"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"crowd","product_name":"Crowd","version_start":"unspecified","version_start_inclusive":true,"version_end":"3.3.4","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:crowd:unspecified:3.3.4"}],"exploit_refs":[],"news":[],"references":[{"url":"https://jira.atlassian.com/browse/CWD-5361","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/107036","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2019-02-13T18:00:00Z","label":"CVE published","source":null}]}