Medium severity · published Jul 22, 2026
CVE-2026-9737
Find command with $meta sort can lead to crash
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
During query planning when reading the sort pattern in raw BSONObj form, in some places we don’t explicitly handle the meta expression case. This may lead to incorrect transformations leading to invariant failure.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MO
MongoDB · MongoDB
7.0 before 7.0.39; 8.0 before 8.0.28; 8.2.0 before 8.2.12; 8.3.0 before 8.3.7 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9737
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9737
Vendor Advisory
https://jira.mongodb.org/browse/SERVER-128341
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