{"cve":{"cve_id":"CVE-2025-40553","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":0.6039,"epss_percentile":0.99021,"epss_as_of":"2026-06-23","description":"SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication.","published_at":"2026-01-28T07:35:41.825000Z","last_modified_at":null,"cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","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":["CWE-502"],"nvd_references":["https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40553","https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm"],"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":"2026-06-28T23:26:52.426973Z"},"effective_severity":"CRITICAL","badges":["epss"],"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":"N","value_label":"None"},{"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":"solarwinds","vendor_name":"SolarWinds","product_slug":"web-help-desk","product_name":"Web Help Desk","version_start":"12.8.8 HF1 and below","version_start_inclusive":true,"version_end":"12.8.8 HF1 and below","version_end_inclusive":true,"cpe23_uri":"cve5:solarwinds:web-help-desk:12.8.8 HF1 and below:12.8.8 HF1 and below"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40553","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-01-28T07:35:41.825000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:46:04.492182Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:46:04.492182Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:46:04.492182Z","label":"CVSS score revised","source":"cvelistv5"}]}