{"cve":{"cve_id":"CVE-2024-45519","is_kev":true,"kev_date_added":"2024-10-03","kev_vendor_project":"Synacor","kev_product":"Zimbra Collaboration Suite (ZCS)","kev_vulnerability_name":"Synacor Zimbra Collaboration Suite (ZCS) Command Execution Vulnerability","kev_short_description":"Synacor Zimbra Collaboration Suite (ZCS) contains an unspecified vulnerability in the postjournal service that may allow an unauthenticated user to execute commands.","kev_required_action":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","kev_due_date":"2024-10-24","kev_known_ransomware":false,"kev_notes":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories ; https://nvd.nist.gov/vuln/detail/CVE-2024-45519","kev_cwes":["CWE-284"],"epss_score":0.99976,"epss_percentile":0.99979,"epss_as_of":"2026-06-23","description":"The postjournal service in Zimbra Collaboration (ZCS) before 8.8.15 Patch 46, 9 before 9.0.0 Patch 41, 10 before 10.0.9, and 10.1 before 10.1.1 sometimes allows unauthenticated users to execute commands.","published_at":"2024-10-02T00:00:00Z","last_modified_at":null,"cvss_v3_score":10.0,"cvss_v3_vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:C/UI:N","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-78"],"nvd_references":["https://wiki.zimbra.com/wiki/Security_Center","https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy","https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.1#Security_Fixes","https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.9#Security_Fixes","https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P41#Security_Fixes","https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P46#Security_Fixes"],"vuln_status":null,"trending_score":0.6099568423789317,"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":"2026-06-29T02:30:27.550645Z"},"effective_severity":"CRITICAL","badges":["kev","poc","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"A","name":"Availability","value":"H","value_label":"High"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2024/CVE-2024-45519.yaml","title":"Zimbra Collaboration Suite < 9.0.0 - Remote Code Execution","author":"pdresearch,iamnoooob,parthmalhotra,ice3man543","disclosed_at":null}],"news":[],"references":[{"url":"https://wiki.zimbra.com/wiki/Security_Center","source_type":"MISC","tags":[]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy","source_type":"MISC","tags":[]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.1#Security_Fixes","source_type":"MISC","tags":[]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.9#Security_Fixes","source_type":"MISC","tags":[]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P41#Security_Fixes","source_type":"MISC","tags":[]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P46#Security_Fixes","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2024-10-02T00:00:00Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2024-10-03T00:00:00Z","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":"2026-06-28T17:37:47.416850Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:37:47.416850Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:37:47.416850Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T02:07:50.841406Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T02:07:50.841406Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T02:07:50.841406Z","label":"SSVC decision revised","source":"vulnrichment"}]}