CVE-2025-14911
Integer Overflow in GridFS chunkSize Leading to Heap Allocation Failure
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
User-controlled chunkSize metadata from MongoDB lacks appropriate validation allowing malformed GridFS metadata to overflow the bounding container.
| Vendor | mongodb |
| Product | mongo-c-driver |
| Ecosystems | |
| Industries | Technology |
| Published | Jan 27, 2026 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
MongoDB / Mongo-c-driver
0 < 2.1.3
References
Credits
oblivionsage