Vulnerability Details CVE-2026-82052
The $regexFindAll expression can be used by an authenticated user who can run aggregation pipeline stages to crash a MongoDB server (mongod). Under certain specific conditions the regex match can start in the middle of a multi-code-unit character, triggering an assertion during query execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 29.5%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-82052
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cpe:2.3:a:mongodb:mongodb:7.0.0
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cpe:2.3:a:mongodb:mongodb:7.0.1
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cpe:2.3:a:mongodb:mongodb:7.0.10
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cpe:2.3:a:mongodb:mongodb:7.0.11
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cpe:2.3:a:mongodb:mongodb:7.0.12
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cpe:2.3:a:mongodb:mongodb:7.0.13
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cpe:2.3:a:mongodb:mongodb:7.0.14
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cpe:2.3:a:mongodb:mongodb:7.0.15
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cpe:2.3:a:mongodb:mongodb:7.0.16
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cpe:2.3:a:mongodb:mongodb:7.0.17
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cpe:2.3:a:mongodb:mongodb:7.0.18
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cpe:2.3:a:mongodb:mongodb:7.0.19
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cpe:2.3:a:mongodb:mongodb:7.0.2
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cpe:2.3:a:mongodb:mongodb:7.0.20
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cpe:2.3:a:mongodb:mongodb:7.0.21
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cpe:2.3:a:mongodb:mongodb:7.0.22
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cpe:2.3:a:mongodb:mongodb:7.0.23
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cpe:2.3:a:mongodb:mongodb:7.0.24
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cpe:2.3:a:mongodb:mongodb:7.0.25
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cpe:2.3:a:mongodb:mongodb:7.0.26
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cpe:2.3:a:mongodb:mongodb:7.0.27
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cpe:2.3:a:mongodb:mongodb:7.0.28
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cpe:2.3:a:mongodb:mongodb:7.0.29
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cpe:2.3:a:mongodb:mongodb:7.0.3
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cpe:2.3:a:mongodb:mongodb:7.0.30
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cpe:2.3:a:mongodb:mongodb:7.0.31
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cpe:2.3:a:mongodb:mongodb:7.0.32
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cpe:2.3:a:mongodb:mongodb:7.0.34
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cpe:2.3:a:mongodb:mongodb:7.0.35
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cpe:2.3:a:mongodb:mongodb:7.0.36
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cpe:2.3:a:mongodb:mongodb:7.0.37
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cpe:2.3:a:mongodb:mongodb:7.0.39
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cpe:2.3:a:mongodb:mongodb:7.0.4
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cpe:2.3:a:mongodb:mongodb:7.0.5
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cpe:2.3:a:mongodb:mongodb:7.0.6
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cpe:2.3:a:mongodb:mongodb:7.0.7
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cpe:2.3:a:mongodb:mongodb:7.0.8
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cpe:2.3:a:mongodb:mongodb:7.0.9
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cpe:2.3:a:mongodb:mongodb:8.0.0
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cpe:2.3:a:mongodb:mongodb:8.0.1
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cpe:2.3:a:mongodb:mongodb:8.0.10
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cpe:2.3:a:mongodb:mongodb:8.0.11
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cpe:2.3:a:mongodb:mongodb:8.0.12
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cpe:2.3:a:mongodb:mongodb:8.0.13
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cpe:2.3:a:mongodb:mongodb:8.0.14
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cpe:2.3:a:mongodb:mongodb:8.0.15
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cpe:2.3:a:mongodb:mongodb:8.0.16
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cpe:2.3:a:mongodb:mongodb:8.0.17
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cpe:2.3:a:mongodb:mongodb:8.0.18
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cpe:2.3:a:mongodb:mongodb:8.0.19
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cpe:2.3:a:mongodb:mongodb:8.0.2
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cpe:2.3:a:mongodb:mongodb:8.0.20
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cpe:2.3:a:mongodb:mongodb:8.0.21
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cpe:2.3:a:mongodb:mongodb:8.0.23
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cpe:2.3:a:mongodb:mongodb:8.0.24
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cpe:2.3:a:mongodb:mongodb:8.0.25
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cpe:2.3:a:mongodb:mongodb:8.0.26
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cpe:2.3:a:mongodb:mongodb:8.0.28
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cpe:2.3:a:mongodb:mongodb:8.0.3
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cpe:2.3:a:mongodb:mongodb:8.0.4
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cpe:2.3:a:mongodb:mongodb:8.0.5
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cpe:2.3:a:mongodb:mongodb:8.0.6
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cpe:2.3:a:mongodb:mongodb:8.0.7
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cpe:2.3:a:mongodb:mongodb:8.0.8
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cpe:2.3:a:mongodb:mongodb:8.0.9
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cpe:2.3:a:mongodb:mongodb:8.3.0
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cpe:2.3:a:mongodb:mongodb:8.3.1
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cpe:2.3:a:mongodb:mongodb:8.3.2
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cpe:2.3:a:mongodb:mongodb:8.3.3
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cpe:2.3:a:mongodb:mongodb:8.3.4
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cpe:2.3:a:mongodb:mongodb:8.3.7