EUVD-2025-20271CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
4Description
An authorized user can issue queries with duplicate _id fields, that leads to unexpected behavior in MongoDB Server, which may result to crash. This issue can only be triggered by authorized users and cause Denial of Service. This issue affects MongoDB Server v8.1 version 8.1.0.
Analysis
An authorized user can issue queries with duplicate _id fields, that leads to unexpected behavior in MongoDB Server, which may result to crash. This issue can only be triggered by authorized users and cause Denial of Service. This issue affects MongoDB Server v8.1 version 8.1.0.
Technical Context
A denial of service vulnerability allows an attacker to disrupt the normal functioning of a system, making it unavailable to legitimate users. This vulnerability is classified as Access of Resource Using Incompatible Type (Type Confusion) (CWE-843).
Affected Products
Affected products: Mongodb Mongodb 8.1.0
Remediation
Implement rate limiting and input validation. Use timeout mechanisms for resource-intensive operations. Deploy DDoS protection where applicable.
Priority Score
Vendor Status
Ubuntu
Priority: Medium| Release | Status | Version |
|---|---|---|
| jammy | DNE | - |
| noble | DNE | - |
| oracular | DNE | - |
| plucky | DNE | - |
| bionic | deferred | 2026-02-18 |
| focal | deferred | 2026-02-18 |
| trusty | not-affected | code not present |
| upstream | released | 8.1.1 |
| xenial | deferred | 2026-02-18 |
| questing | DNE | - |
Debian
| Release | Status | Fixed Version | Urgency |
|---|---|---|---|
| (unstable) | fixed | (unfixed) | - |
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External POC / Exploit Code
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