CVE-2026-82052
7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:Y/R:A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MongoDB | MongoDB Server | 8.3.0 < 8.3.9 | affected |
| MongoDB | MongoDB Server | 8.0 < 8.0.30 | affected |
| MongoDB | MongoDB Server | 7.0 < 7.0.41 | affected |
Weaknesses
- CWE-617: CWE-617 Reachable assertion
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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