{"cve":{"cve_id":"CVE-2026-19429","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":0.00401,"epss_percentile":0.33124,"epss_as_of":"2026-08-13","description":"Jenkins FilePath.untarFrom() does not validate symlink targets when extracting TAR archives, allowing an attacker with Item/Configure permission to create symlinks from a workspace to arbitrary files on the Jenkins controller. This issue remains exploitable in versions patched for CVE-2026-33001 and CVE-2026-70427. An attacker can use this to read sensitive files from $JENKINS_HOME, including Jenkins cryptographic keys and stored credentials. Jenkins 2.576 is additionally affected by a Unicode zero-width character bypass of the blank-name validation introduced by CVE-2026-70427.","published_at":"2026-08-10T12:07:02.996000Z","last_modified_at":"2026-08-13T12:17:23.280000Z","cvss_v3_score":8.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":9.4,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","cvss_v4_severity":"CRITICAL","ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":["CWE-59","CWE-184"],"nvd_references":["https://www.jenkins.io/security/advisory/2026-03-18/#SECURITY-3657","https://www.jenkins.io/security/advisory/2026-08-05/","https://github.com/jenkinsci/jenkins"],"vuln_status":"Rejected","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":"2026-08-10T12:16:49.985251Z","updated_at":"2026-08-13T20:36:50.623501Z"},"effective_severity":"CRITICAL","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":"L","value_label":"Low"},{"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":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"AT","name":"Attack Requirements","value":"N","value_label":"None"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User 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Project","product_slug":"jenkins","product_name":"Jenkins","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cve5:jenkins-project:jenkins:*:*"},{"vendor_slug":"jenkins-project","vendor_name":"Jenkins Project","product_slug":"jenkins","product_name":"Jenkins","version_start":"1.0","version_start_inclusive":true,"version_end":"2.576","version_end_inclusive":true,"cpe23_uri":"cve5:jenkins-project:jenkins:1.0:2.576"},{"vendor_slug":"jenkins-project","vendor_name":"Jenkins Project","product_slug":"jenkins","product_name":"Jenkins","version_start":"1.0","version_start_inclusive":true,"version_end":"2.568.2","version_end_inclusive":true,"cpe23_uri":"cve5:jenkins-project:jenkins:1.0:2.568.2"},{"vendor_slug":"jenkins-project","vendor_name":"Jenkins Project","product_slug":"jenkins","product_name":"Jenkins","version_start":"1.0","version_start_inclusive":true,"version_end":"2.577","version_end_inclusive":true,"cpe23_uri":"cve5:jenkins-project:jenkins:1.0:2.577"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.jenkins.io/security/advisory/2026-03-18/#SECURITY-3657","source_type":"MISC","tags":[]},{"url":"https://www.jenkins.io/security/advisory/2026-08-05/","source_type":"MISC","tags":[]},{"url":"https://github.com/jenkinsci/jenkins","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-08-10T12:07:02.996000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-08-10T15:16:49.988910Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-08-10T15:16:49.988910Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-08-10T15:16:49.988910Z","label":"CVSS score 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