CVE-2026-119674

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{"bugzilla": {"description": "github.com/mongodb/mongo-tools: MongoDB Database Tools: Unauthorized collection overwrite via improper URL decoding", "id": "2566072", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2566072"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.7", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:L", "status": "draft"}, "cwe": "CWE-115", "details": ["MongoDB Database Tools mongorestore incorrectly URL-decodes an original collection name read from metadata when the corresponding dump filename has been truncated. A database user who can create and populate a suitably encoded collection can cause a later authorized directory restore to write those documents into a different collection that the user cannot modify directly. When both collection names resolve to the same destination, backed-up documents may be omitted; use of --drop can also replace the unintended destination collection. Exploitation requires an operator to restore the affected collection from a directory dump with write access to the destination. This issue affects MongoDB Database Tools versions 100.0.2 through versions before 100.20.1.", "A flaw was found in MongoDB Database Tools' mongorestore utility. When restoring data from a directory dump where filenames have been truncated, mongorestore incorrectly URL-decodes the collection name stored in metadata. An authenticated database user can exploit this by creating a specifically encoded collection name, causing a subsequent authorized restore operation to write documents into or overwrite an unintended collection that the user cannot modify directly. This issue can result in unauthorized data modification and data loss."], "name": "CVE-2026-119674", "package_state": [{"cpe": "cpe:/a:redhat:ceph_storage:9", "fix_state": "Fix deferred", "package_name": "rhceph/alloy-rhel10", "product_name": "Red Hat Ceph Storage 9"}], "public_date": "2026-11-03T16:21:36Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-119674\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-119674\nhttps://github.com/mongodb/mongo-tools/blob/master/CHANGELOG.md"], "threat_severity": "Low"}

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