{"cve":{"cve_id":"CVE-2026-31939","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":0.0035,"epss_percentile":0.26688,"epss_as_of":"2026-06-23","description":"Chamilo LMS is a learning management system. Prior to 1.11.38, there is a path traversal in main/exercise/savescores.php leading to arbitrary file feletion. User input from $_REQUEST['test'] is concatenated directly into filesystem path without canonicalization or traversal checks. This vulnerability is fixed in 1.11.38.","published_at":"2026-04-10T17:32:29.252000Z","last_modified_at":null,"cvss_v3_score":8.3,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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-22","CWE-73"],"nvd_references":["https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-8q8c-v75x-q2hx","https://github.com/chamilo/chamilo-lms/commit/4dddcc19d36119da27b7c49eb84a035800abae78","https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.38"],"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":"2026-06-28T23:29:46.724633Z"},"effective_severity":"HIGH","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":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"L","value_label":"Low"},{"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":"chamilo","vendor_name":"chamilo","product_slug":"chamilo-lms","product_name":"chamilo-lms","version_start":"< 1.11.38","version_start_inclusive":true,"version_end":"< 1.11.38","version_end_inclusive":true,"cpe23_uri":"cve5:chamilo:chamilo-lms:< 1.11.38:< 1.11.38"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-8q8c-v75x-q2hx","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/chamilo/chamilo-lms/commit/4dddcc19d36119da27b7c49eb84a035800abae78","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.38","source_type":"PATCH","tags":["patch"]}],"timeline":[{"type":"published","at":"2026-04-10T17:32:29.252000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:52:52.779702Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:52:52.779702Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:52:52.779702Z","label":"CVSS score revised","source":"cvelistv5"}]}