{"cve":{"cve_id":"CVE-2017-20026","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":0.00717,"epss_percentile":0.48951,"epss_as_of":"2026-06-23","description":"A vulnerability has been found in HumHub up to 1.0.1 and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation leads to cross site scripting (Reflected). The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.1.1 is able to address this issue. It is recommended to upgrade the affected component.","published_at":"2022-06-09T22:36:02Z","last_modified_at":null,"cvss_v3_score":4.3,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/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":"poc","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":["CWE-80"],"nvd_references":["http://seclists.org/fulldisclosure/2017/Mar/47","https://vuldb.com/?id.98923"],"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":"2026-06-28T23:09:53.841007Z"},"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":"U","value_label":"Unchanged"},{"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":"unspecified","vendor_name":"unspecified","product_slug":"humhub","product_name":"HumHub","version_start":"1.0.0","version_start_inclusive":true,"version_end":"1.0.0","version_end_inclusive":true,"cpe23_uri":"cve5:unspecified:humhub:1.0.0:1.0.0"},{"vendor_slug":"unspecified","vendor_name":"unspecified","product_slug":"humhub","product_name":"HumHub","version_start":"1.0.1","version_start_inclusive":true,"version_end":"1.0.1","version_end_inclusive":true,"cpe23_uri":"cve5:unspecified:humhub:1.0.1:1.0.1"}],"exploit_refs":[],"news":[],"references":[{"url":"http://seclists.org/fulldisclosure/2017/Mar/47","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://vuldb.com/?id.98923","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2022-06-09T22:36:02Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-06-24T00:31:06.710831Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:06.710831Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:06.710831Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:06.710831Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:06.710831Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:06.710831Z","label":"CVSS score revised","source":"vulnrichment"}]}