Medium severity4.2NVD Advisory· Published Mar 31, 2020· Updated Jun 17, 2026

CVE-2019-2391

Description

Incorrect parsing of certain JSON input may result in js-bson not correctly serializing BSON. This may cause unexpected application behaviour including data disclosure. This issue affects: MongoDB Inc. js-bson library version 1.1.3 and prior to.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
bsonnpm	< 1.1.4	1.1.4

Affected products

MongoDB/bson2 versions
cpe:2.3:a:mongodb:js-bson:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mongodb:js-bson:*:*:*:*:*:*:*:*range: <1.1.4
- (no CPE)range: 1.0
ghsa-coords
pkg:npm/bson
Range: < 1.1.4

Patches

Vulnerability mechanics

References

github.com/mongodb/js-bson/releases/tag/v1.1.4nvdPatchRelease NotesThird Party AdvisoryWEB
github.com/advisories/GHSA-4jwp-vfvf-657pghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2019-2391ghsaADVISORY

News mentions

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cvss	0.273
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000