Detections
Analytics

SCA: security update for deepmerge (GHSA-gcqx-w48m-w2h4)

high Tenable Cloud Security Plugin ID 477701

Description

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

 - deepmerge through 4.3.1 contains a prototype poisoning vulnerability in the mergeObject() function that
 fails to properly validate keys being written to target objects. Attackers can supply malicious source
 objects in merge operations to inject attacker-controlled properties into the returned object's prototype,
 causing applications to inherit unintended values when accessing properties without own-property checks.
 (CVE-2026-93753)

Solution

There is no known solution at this time.

See Also

https://github.com/advisories/GHSA-gcqx-w48m-w2h4

Plugin Details

Severity: High

ID: 477701

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 10/28/2026

Updated: 10/28/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.73

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-93753

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 9/18/2026

Vulnerability Publication Date: 9/18/2026

Reference Information

CVE: CVE-2026-93753