{"cve":{"cve_id":"CVE-2025-40536","is_kev":true,"kev_date_added":"2026-02-12","kev_vendor_project":"SolarWinds","kev_product":"Web Help Desk","kev_vulnerability_name":"SolarWinds Web Help Desk Security Control Bypass Vulnerability","kev_short_description":"SolarWinds Web Help Desk contains a security control bypass vulnerability that could allow an unauthenticated attacker to gain access to certain restricted functionality.","kev_required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","kev_due_date":"2026-02-15","kev_known_ransomware":false,"kev_notes":"https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm ; https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40536 ; https://nvd.nist.gov/vuln/detail/CVE-2025-40536","kev_cwes":["CWE-693"],"epss_score":0.81624,"epss_percentile":0.99595,"epss_as_of":"2026-06-23","description":"SolarWinds Web Help Desk was found to be susceptible to a security control bypass vulnerability that if exploited, could allow an unauthenticated attacker to gain access to certain restricted functionality.","published_at":"2026-01-28T07:30:09.503000Z","last_modified_at":null,"cvss_v3_score":8.1,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-693"],"nvd_references":["https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40536","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":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-28T23:26:52.426973Z"},"effective_severity":"HIGH","badges":["kev","poc","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":"H","value_label":"High"},{"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":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-40536.yaml","title":"SolarWinds Web Help Desk < 12.8.8 Hotfix 1 (HF1) - Security Control Bypass","author":"inokii","disclosed_at":null}],"news":[],"references":[{"url":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40536","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":"2026-01-28T07:30:09.503000Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2026-02-12T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"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"}]}