Prototype pollution in getobject

published 2020-12-29 5 y ago modified 2026-06-17 4 mo ago also GHSA-957j-59c2-j692 , EUVD-2021-2181

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.2%; EPSS 4.2% chance of exploitation in 30 days, percentile 91%
public exploits: 0; none known

Prototype pollution vulnerability in 'getobject' version 0.1.0 allows an attacker to cause a denial of service and may lead to remote code execution.

Patch / fix

fixed in 1 distros 1

npm getobject 1.0.0

node-getobject Debian 14, Debian 13, Debian 12 1.0.2-1

debian advisories DEBIAN-CVE-2020-28282

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-28282 updated 2025-11-21 cvss 9.8

nodejs-getobject: Prototype pollution could result in DoS and RCE

Red Hat OpenShift Service Mesh 1 servicemesh-grafana, servicemesh-grafana-prometheus Red Hat OpenShift Service Mesh 2.0 servicemesh-grafana, servicemesh-grafana-prometheus
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.24% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/cowboy/node-getobject/blob/aba04a8e1d6180eb39eff09990c3a43886ba8937/lib/getobject.js#L48 referenced PoC, tagged "exploit" by a source, unverified
whitesourcesoftware.com https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28282 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
npm	getobject	<1.0.0	1.0.0

Affected products

n/a getobject

Classification

Weakness

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes

References

github.com /cowboy/node-getobject/blob/aba04a8e1d6180eb39eff09990c3a43886ba8937/lib/getobject.js#L48
web, exploit, third-party-advisory
whitesourcesoftware.com /vulnerability-database/CVE-2020-28282
web, exploit, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2020-28282
advisory
github.com /cowboy/node-getobject
package

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary