Detections
Analytics

SCA: security update for class-transformer (GHSA-6gp3-h3jj-prx4)

medium Tenable Cloud Security Plugin ID 422585

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - class-transformer before 0.3.1 allow attackers to perform Prototype Pollution. The classToPlainFromExist
 function could be tricked into adding or modifying properties of Object.prototype using a __proto__
 payload. (CVE-2020-7637)

See Also

https://github.com/advisories/GHSA-6gp3-h3jj-prx4

Plugin Details

Severity: Medium

ID: 422585

Version: Revision 1.3

Type: Local

Family: SCA Checks

Published: 3/28/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2020-7637

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/7/2020

Vulnerability Publication Date: 4/6/2020

Reference Information

CVE: CVE-2020-7637