{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/81756?format=json","vulnerability_id":"VCID-988d-6rx7-pugz","summary":"Improper Input Validation (CWE-20) in Kibana's Email Connector can allow an attacker to cause an Excessive Allocation (CAPEC-130) through a specially crafted email address parameter. This requires an attacker to have authenticated access with view-level privileges sufficient to execute connector actions. The application attempts to process specially crafted email format, resulting in complete service unavailability for all users until manual restart is performed.","aliases":[{"alias":"CVE-2026-0543"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-0543.json","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-0543.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-0543","reference_id":"","reference_type":"","scores":[{"value":"0.0008","scoring_system":"epss","scoring_elements":"0.23592","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-0543"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429394","reference_id":"2429394","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429394"},{"reference_url":"https://discuss.elastic.co/t/kibana-8-19-10-9-1-10-9-2-4-security-update-esa-2026-08/384523","reference_id":"384523","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-13T21:22:53Z/"}],"url":"https://discuss.elastic.co/t/kibana-8-19-10-9-1-10-9-2-4-security-update-esa-2026-08/384523"}],"weaknesses":[{"cwe_id":20,"name":"Improper Input Validation","description":"The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly."}],"exploits":[],"severity_range_score":"6.5 - 6.5","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-988d-6rx7-pugz"}