{"cve":{"cve_id":"CVE-2021-43944","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":0.02225,"epss_percentile":0.80416,"epss_as_of":"2026-06-23","description":"This issue exists to document that a security improvement in the way that Jira Server and Data Center use templates has been implemented. Affected versions of Atlassian Jira Server and Data Center allowed remote attackers with system administrator permissions to execute arbitrary code via Template Injection leading to Remote Code Execution (RCE) in the Email Templates feature. The affected versions are before version 8.13.15, and from version 8.14.0 before 8.20.3.","published_at":"2022-03-08T02:00:13.209000Z","last_modified_at":null,"cvss_v3_score":7.2,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:H/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":"none","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":["CWE-94"],"nvd_references":["https://jira.atlassian.com/browse/JRASERVER-73072"],"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":"2026-06-28T23:16:22.449546Z"},"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":"H","value_label":"High"},{"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":"atlassian","vendor_name":"Atlassian","product_slug":"jira-data-center","product_name":"Jira Data Center","version_start":"unspecified","version_start_inclusive":true,"version_end":"8.13.15","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-data-center:unspecified:8.13.15"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"jira-data-center","product_name":"Jira Data Center","version_start":"8.14.0","version_start_inclusive":true,"version_end":"unspecified","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-data-center:8.14.0:unspecified"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"jira-data-center","product_name":"Jira Data Center","version_start":"unspecified","version_start_inclusive":true,"version_end":"8.20.3","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-data-center:unspecified:8.20.3"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"jira-server","product_name":"Jira Server","version_start":"unspecified","version_start_inclusive":true,"version_end":"8.13.15","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-server:unspecified:8.13.15"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"jira-server","product_name":"Jira Server","version_start":"8.14.0","version_start_inclusive":true,"version_end":"unspecified","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-server:8.14.0:unspecified"},{"vendor_slug":"atlassian","vendor_name":"Atlassian","product_slug":"jira-server","product_name":"Jira Server","version_start":"unspecified","version_start_inclusive":true,"version_end":"8.20.3","version_end_inclusive":false,"cpe23_uri":"cve5:atlassian:jira-server:unspecified:8.20.3"}],"exploit_refs":[],"news":[],"references":[{"url":"https://jira.atlassian.com/browse/JRASERVER-73072","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2022-03-08T02:00:13.209000Z","label":"CVE published","source":null},{"type":"ssvc_changed","at":"2026-06-24T00:31:47.654584Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:47.654584Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:31:47.654584Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:47.654584Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:47.654584Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:31:47.654584Z","label":"CVSS score revised","source":"vulnrichment"}]}