{"cve":{"cve_id":"CVE-2026-34232","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":0.00466,"epss_percentile":0.36766,"epss_as_of":"2026-06-23","description":"Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the xdr_status_vector() function does not handle the isc_arg_cstring type when decoding an op_response packet, causing a server crash when one is encountered in the status vector. An unauthenticated attacker can exploit this by sending a crafted op_response packet to the server. This issue has been fixed in versions 5.0.4, 4.0.7 and 3.0.14.","published_at":"2026-04-17T18:52:11.693000Z","last_modified_at":null,"cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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-228"],"nvd_references":["https://github.com/FirebirdSQL/firebird/security/advisories/GHSA-7jq3-6j3c-5cm2","https://github.com/FirebirdSQL/firebird/releases/tag/v3.0.14","https://github.com/FirebirdSQL/firebird/releases/tag/v4.0.7","https://github.com/FirebirdSQL/firebird/releases/tag/v5.0.4"],"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":"2026-06-28T23:29:58.022904Z"},"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":"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":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"firebirdsql","vendor_name":"FirebirdSQL","product_slug":"firebird","product_name":"firebird","version_start":">= 3.0.0, < 3.0.14","version_start_inclusive":true,"version_end":">= 3.0.0, < 3.0.14","version_end_inclusive":true,"cpe23_uri":"cve5:firebirdsql:firebird:>= 3.0.0, < 3.0.14:>= 3.0.0, < 3.0.14"},{"vendor_slug":"firebirdsql","vendor_name":"FirebirdSQL","product_slug":"firebird","product_name":"firebird","version_start":">= 4.0.0, < 4.0.7","version_start_inclusive":true,"version_end":">= 4.0.0, < 4.0.7","version_end_inclusive":true,"cpe23_uri":"cve5:firebirdsql:firebird:>= 4.0.0, < 4.0.7:>= 4.0.0, < 4.0.7"},{"vendor_slug":"firebirdsql","vendor_name":"FirebirdSQL","product_slug":"firebird","product_name":"firebird","version_start":">= 5.0.0, < 5.0.4","version_start_inclusive":true,"version_end":">= 5.0.0, < 5.0.4","version_end_inclusive":true,"cpe23_uri":"cve5:firebirdsql:firebird:>= 5.0.0, < 5.0.4:>= 5.0.0, < 5.0.4"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/FirebirdSQL/firebird/security/advisories/GHSA-7jq3-6j3c-5cm2","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/FirebirdSQL/firebird/releases/tag/v3.0.14","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/FirebirdSQL/firebird/releases/tag/v4.0.7","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/FirebirdSQL/firebird/releases/tag/v5.0.4","source_type":"PATCH","tags":["patch"]}],"timeline":[{"type":"published","at":"2026-04-17T18:52:11.693000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:53:20.032350Z","label":"CVSS score revised","source":"cvelistv5"}]}