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Vulnerability record · CVE-2020-7610 · published 30 March 2020

CVE-2020-7610: Mongodb bson deserialization of untrusted data vulnerability

Mongodb · Bson

All versions of bson before 1.1.4 are vulnerable to Deserialization of Untrusted Data. The package will ignore an unknown value for an object's _bsotype, leading to cases where an object is serialized as a document rather than the intended BSON type.

9.8 CVSS 3.1 Critical EPSS 2.3% · top 17.6% CWE-502 · Deserialization of untrusted data
9.8CVSS 3.1 base score, v2 7.5
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

All versions of bson before 1.1.4 are vulnerable to Deserialization of Untrusted Data. The package will ignore an unknown value for an object's _bsotype, leading to cases where an object is serialized as a document rather than the intended BSON type.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://snyk.io/vuln/SNYK-JS-BSON-561052 PatchThird Party Advisory
https://snyk.io/vuln/SNYK-JS-BSON-561052 PatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-7610), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.