{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-53470: Migration-planner: getsourcedownloadurl missing organization check","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-53470","status":"final","version":"1","initial_release_date":"2026-06-10T13:55:57.872Z","current_release_date":"2026-06-10T14:43:33.884Z","revision_history":[{"date":"2026-06-10T13:55:57.872Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"A flaw was found in migration-planner. An authenticated attacker could exploit an improper access control vulnerability in the `/api/v1/sources/{id}/image-url` endpoint. This flaw allows the attacker to bypass an ownership check and obtain presigned S3 URLs for Open Virtual Appliance (OVA) images belonging to other users. Consequently, the attacker can download OVA images containing sensitive information, such as long-lived agent JSON Web Tokens (JWTs) and source configurations, potentially leading to unauthorized access and modification of the victim's source.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-53470 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-53470"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-53470"},{"category":"external","summary":"access.redhat.com","url":"https://access.redhat.com/security/cve/CVE-2026-53470"},{"category":"external","summary":"RHBZ#2487069","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2487069"},{"category":"external","summary":"github.com","url":"https://github.com/kubev2v/migration-planner/pull/1218"}]},"product_tree":{"branches":[{"category":"vendor","name":"Unspecified vendor","branches":[{"category":"product_name","name":"Unspecified product","branches":[{"category":"product_version_range","name":"<0.13.5","product":{"name":"Unspecified product <0.13.5","product_id":"CSAFPID-1"}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-53470","title":"Migration-planner: getsourcedownloadurl missing organization check","notes":[{"category":"description","text":"A flaw was found in migration-planner. An authenticated attacker could exploit an improper access control vulnerability in the `/api/v1/sources/{id}/image-url` endpoint. This flaw allows the attacker to bypass an ownership check and obtain presigned S3 URLs for Open Virtual Appliance (OVA) images belonging to other users. Consequently, the attacker can download OVA images containing sensitive information, such as long-lived agent JSON Web Tokens (JWTs) and source configurations, potentially leading to unauthorized access and modification of the victim's source.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N","baseScore":9.6,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 0.13.5.","product_ids":["CSAFPID-1"]}]}]}