{"cve":{"cve_id":"CVE-2023-6545","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":0.00433,"epss_percentile":0.34499,"epss_as_of":"2026-06-23","description":"The package authelia-bhf included in Beckhoffs TwinCAT/BSD is prone to an open redirect that allows a remote unprivileged attacker to redirect a user to another site. This may have limited impact to integrity and does solely affect anthelia-bhf the Beckhoff fork of authelia.","published_at":"2023-12-14T14:09:13.652000Z","last_modified_at":null,"cvss_v3_score":4.7,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":["CWE-601"],"nvd_references":["https://cert.vde.com/en/advisories/VDE-2023-067/","https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2023-001.pdf"],"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":"2026-06-29T01:44:39.184534Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"beckhoff","vendor_name":"Beckhoff","product_slug":"authelia-bhf-of-twincat-bsd","product_name":"authelia-bhf of TwinCAT/BSD","version_start":"0","version_start_inclusive":true,"version_end":"4.37.5","version_end_inclusive":false,"cpe23_uri":"cve5:beckhoff:authelia-bhf-of-twincat-bsd:0:4.37.5"}],"exploit_refs":[],"news":[],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2023-067/","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2023-001.pdf","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2023-12-14T14:09:13.652000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:31:58.415164Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:31:58.415164Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:31:58.415164Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"}]}