CVE-2018-3719

mediumpriority · track · 36EPSS 0.021 · 82 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.09% (82nd) EPSS

CVSS 6.5 · medium

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

mixin-deep node module before 1.3.1 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20USCWE-471USCWE-471US

affected products (5)

Products and version ranges known to be affected.

IBM InfoSphere Information Serverall versionscert_bundDEcpe:/a:ibm:infosphere_information_server:-
IBM Tivoli Netcool/OMNIbus 8.1.0all versionscert_bundDEcpe:/a:ibm:tivoli_netcool%2fomnibus:8.1.0.29
HackerOne mixin-deep node module≤ Versions before 1.3.1enisa_euvdEU
mixin-deep project mixin-deep< 1.3.1nvdUScpe:2.3:a:mixin-deep_project:mixin-deep:*:*:*:*:*:*:*:*
npm mixin-deep< 1.3.1osvUSpkg:npm/mixin-deep

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2022-1603IBM Tivoli Netcool/OMNIbus: Mehrere SchwachstellenDeutsch2022-10-03csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in IBM Tivoli Netcool/OMNIbus ausnutzen, um beliebigen Programmcode auszuführen, Informationen offenzulegen, Dateien zu manipulieren oder einen Denial of Service Zustand herbeizuführen.
GHSA-3mpr-hq3p-49h9Prototype Pollution in mixin-deep2018-07-26ghsa · osvUS
Versions of `mixin-deep` before 1.3.1 are vulnerable to prototype pollution via merging functions. ## Recommendation Update to version 1.3.1 or later.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2018-06-07modified 2026-06-17

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references (6)

External citations — patches, advisories, analysis.

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