{"cve":{"cve_id":"CVE-2023-39427","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":0.00202,"epss_percentile":0.10042,"epss_as_of":"2026-06-23","description":"\nIn Ashlar-Vellum Cobalt, Xenon, Argon, Lithium, and Cobalt Share v12 SP0 Build (1204.77), the affected applications lack proper validation of user-supplied data when parsing XE files. This could lead to an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process.\n\n","published_at":"2023-10-26T19:29:07.108000Z","last_modified_at":null,"cvss_v3_score":7.8,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":["CWE-787"],"nvd_references":["https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-03"],"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":"2026-06-29T01:35:19.624544Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"L","value_label":"Local"},{"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":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"ashlar-vellum","vendor_name":"Ashlar-Vellum","product_slug":"argon","product_name":"Argon","version_start":"v12 SP0 Build (1204.77)","version_start_inclusive":true,"version_end":"v12 SP0 Build (1204.77)","version_end_inclusive":true,"cpe23_uri":"cve5:ashlar-vellum:argon:v12 SP0 Build (1204.77):v12 SP0 Build (1204.77)"},{"vendor_slug":"ashlar-vellum","vendor_name":"Ashlar-Vellum","product_slug":"cobalt","product_name":"Cobalt","version_start":"v12 SP0 Build (1204.77)","version_start_inclusive":true,"version_end":"v12 SP0 Build (1204.77)","version_end_inclusive":true,"cpe23_uri":"cve5:ashlar-vellum:cobalt:v12 SP0 Build (1204.77):v12 SP0 Build (1204.77)"},{"vendor_slug":"ashlar-vellum","vendor_name":"Ashlar-Vellum","product_slug":"cobalt-share","product_name":"Cobalt Share","version_start":"v12 SP0 Build (1204.77)","version_start_inclusive":true,"version_end":"v12 SP0 Build (1204.77)","version_end_inclusive":true,"cpe23_uri":"cve5:ashlar-vellum:cobalt-share:v12 SP0 Build (1204.77):v12 SP0 Build (1204.77)"},{"vendor_slug":"ashlar-vellum","vendor_name":"Ashlar-Vellum","product_slug":"lithium","product_name":"Lithium","version_start":"v12 SP0 Build (1204.77)","version_start_inclusive":true,"version_end":"v12 SP0 Build (1204.77)","version_end_inclusive":true,"cpe23_uri":"cve5:ashlar-vellum:lithium:v12 SP0 Build (1204.77):v12 SP0 Build (1204.77)"},{"vendor_slug":"ashlar-vellum","vendor_name":"Ashlar-Vellum","product_slug":"xenon","product_name":"Xenon","version_start":"v12 SP0 Build (1204.77)","version_start_inclusive":true,"version_end":"v12 SP0 Build (1204.77)","version_end_inclusive":true,"cpe23_uri":"cve5:ashlar-vellum:xenon:v12 SP0 Build (1204.77):v12 SP0 Build (1204.77)"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-23-299-03","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2023-10-26T19:29:07.108000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:29:28.891979Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:29:28.891979Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:29:28.891979Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:35:19.624544Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:35:19.624544Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:35:19.624544Z","label":"SSVC decision revised","source":"vulnrichment"}]}