{"cve":{"cve_id":"CVE-2023-3368","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":0.68897,"epss_percentile":0.99258,"epss_as_of":"2026-06-23","description":"Command injection in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to obtain remote code execution via improper neutralisation of special characters. This is a bypass of CVE-2023-34960.","published_at":"2023-11-28T07:05:26.659000Z","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":"none","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-78"],"nvd_references":["https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-121-2023-07-05-Critical-impact-High-risk-Unauthenticated-Command-Injection-CVE-2023-3368","https://starlabs.sg/advisories/23/23-3368/","https://github.com/chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a","https://https://github.com/chamilo/chamilo-lms/commit/4c69b294f927db62092e01b70ac9bd6e32d5b48b"],"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":"2026-06-29T01:35:39.862342Z"},"effective_severity":"CRITICAL","badges":["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":"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":"chamilo","vendor_name":"chamilo","product_slug":"chamilo","product_name":"Chamilo","version_start":"0","version_start_inclusive":true,"version_end":"1.11.20","version_end_inclusive":true,"cpe23_uri":"cve5:chamilo:chamilo:0:1.11.20"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-3368.yaml","title":"Chamilo LMS <= v1.11.20 Unauthenticated Command Injection","author":"dwisiswant0","disclosed_at":null}],"news":[],"references":[{"url":"https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-121-2023-07-05-Critical-impact-High-risk-Unauthenticated-Command-Injection-CVE-2023-3368","source_type":"MISC","tags":[]},{"url":"https://starlabs.sg/advisories/23/23-3368/","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a","source_type":"PATCH","tags":["patch"]},{"url":"https://https://github.com/chamilo/chamilo-lms/commit/4c69b294f927db62092e01b70ac9bd6e32d5b48b","source_type":"MISC","tags":["patch"]}],"timeline":[{"type":"published","at":"2023-11-28T07:05:26.659000Z","label":"CVE published","source":null},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:29:32.763511Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:29:32.763511Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:29:32.763511Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:35:39.862342Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:35:39.862342Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:35:39.862342Z","label":"SSVC decision revised","source":"vulnrichment"}]}