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CVE-2026-120955 MongoDB C Driver Modern GridFS mongoc_gridfs_bucket_download_to_stream() Aborts Application on Malformed GridFS Metadata

🗓️ 03 Nov 2026 18:42:39Reported by mongodbType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Malformed GridFS metadata in MongoDB C Driver causes application to abort.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-120955
3 Nov 202618:42
–cve
euvd
EUVD
EUVD-2026-116137
3 Nov 202618:42
–euvd
nvd
NVD
CVE-2026-120955
3 Nov 202619:18
–nvd
[
  {
    "vendor": "MongoDB",
    "product": "C Driver",
    "versions": [
      {
        "status": "affected",
        "version": "1.25.0",
        "lessThanOrEqual": "1.30.14",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThanOrEqual": "2.5.7",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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