CVE-2026-25047

HIGH
2026-01-29 [email protected] GHSA-2733-6c58-pf27
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
PoC Detected
Feb 25, 2026 - 15:13 vuln.today
Public exploit code
Patch Released
Feb 25, 2026 - 15:13 nvd
Patch available
CVE Published
Jan 29, 2026 - 22:15 nvd
HIGH 8.8

Tags

Node.js Deephas

Description

deepHas provides a test for the existence of a nested object key and optionally returns that key. A prototype pollution vulnerability exists in version 1.0.7 of the deephas npm package that allows an attacker to modify global object behavior. This issue was fixed in version 1.0.8.

Analysis

Deephas versions up to 1.0.7 is affected by improperly controlled modification of object prototype attributes (prototype pollution) (CVSS 8.8).

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Remediation

Within 24 hours: Identify all systems running Deephas versions 1.0.7 or earlier and isolate them from production if possible; begin patch testing in a non-production environment. Within 7 days: Deploy patched Deephas version to all production systems following change management procedures; verify successful patching and test application functionality. …

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Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: +20

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CVE-2026-25047 vulnerability details – vuln.today
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