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Description

Prototype pollution in csv parsing logic during import can lead to untrusted file paths (but not arguments) entering shell.openExternal after specific user behavior leading to "1-click" command execution.

PUBLISHED Reserved 2026-05-20 | Published 2026-05-20 | Updated 2026-05-20 | Assigner mongodb




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Problem types

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Product status

Default status
unaffected

1.36.3
affected

1.36.4
affected

1.37.0
affected

1.38.0
affected

1.38.1
affected

1.38.2
affected

1.39.0
affected

1.39.1
affected

1.39.2
affected

1.39.3
affected

1.39.4
affected

1.40.0
affected

1.40.1
affected

1.40.2
affected

1.40.3
affected

1.40.4
affected

1.41.0
affected

1.42.0
affected

1.42.1
affected

1.42.2
affected

1.42.3
affected

1.42.5
affected

1.43.0
affected

1.43.1
affected

1.43.2
affected

1.43.3
affected

1.43.4
affected

1.43.5
affected

1.43.6
affected

1.44.0
affected

1.44.3
affected

1.44.4
affected

1.44.5
affected

1.44.6
affected

1.44.7
affected

1.45.0
affected

1.45.1
affected

1.45.2
affected

1.45.3
affected

1.45.4
affected

1.46.0
affected

1.46.1
affected

1.46.2
affected

1.46.3
affected

1.46.4
affected

1.46.5
affected

1.46.6
affected

1.46.7
affected

1.46.8
affected

1.46.9
affected

1.46.10
affected

1.46.11
affected

1.47.0
affected

1.47.1
affected

1.48.0
affected

1.48.1
affected

1.48.2
affected

1.49.0
affected

1.49.1
affected

1.49.2
affected

1.49.3
affected

1.49.4
affected

1.49.5
affected

References

jira.mongodb.org/browse/COMPASS-10657 issue-tracking

cve.org (CVE-2026-9101)

nvd.nist.gov (CVE-2026-9101)

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