{"id":"CVE-2026-111701","published":"2026-10-16T18:17:53.930","lastModified":"2026-10-16T22:17:22.840","description":"OtterMind Nubase through 0.1.4 contains a missing authentication vulnerability that allows unauthenticated attackers to access private bucket objects because /storage/v1/object/{bucketId}/{path} is treated as public for every HTTP method. Attackers knowing a tenant subdomain, bucket id and object path can download objects from private buckets and delete stored objects without an apikey or JWT.","cvssScore":7,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L","cwes":["CWE-306"],"vendors":[],"products":[],"references":[{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/controller/storage/StorageObjectReadController.java#L68-L74","tags":[]},{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/service/StorageService.java#L176-L200","tags":[]},{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/common/multitenancy/UnifiedMultiTenancyFilter.java#L363-L379","tags":[]},{"url":"https://hackmd.io/@hieuPenguinnn/nubase-storage-private-object-unauth-download","tags":[]},{"url":"https://www.vulncheck.com/advisories/ottermind-nubase-through-0.1.4-missing-authentication-in-storage-object-api","tags":[]}],"exploitRefs":[{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/controller/storage/StorageObjectReadController.java#L68-L74","tags":[]},{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/service/StorageService.java#L176-L200","tags":[]},{"url":"https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/common/multitenancy/UnifiedMultiTenancyFilter.java#L363-L379","tags":[]}],"hasPoc":true,"ai":null}