CVE-2021-26505

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-26505
Prototype pollution vulnerability in MrSwitch hello.js version 1.18.6, allows remote attackers to execute arbitrary code via hello.utils.extend function.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/MrSwitch/hello.js/issues/634 Issue Tracking
https://github.com/MrSwitch/hello.js/issues/634 Issue Tracking
Configurations

Configuration 1 (hide)

cpe:2.3:a:hello.js_project:hello.js:1.18.6:*:*:*:*:node.js:*:*
History

21 Nov 2024, 05:56

Type Values Removed Values Added
References () https://github.com/MrSwitch/hello.js/issues/634 - Issue Tracking () https://github.com/MrSwitch/hello.js/issues/634 - Issue Tracking

16 Aug 2023, 20:09

Type Values Removed Values Added
References (MISC) https://github.com/MrSwitch/hello.js/issues/634 - (MISC) https://github.com/MrSwitch/hello.js/issues/634 - Issue Tracking
CWE CWE-1321
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.8
CPE cpe:2.3:a:hello.js_project:hello.js:1.18.6:*:*:*:*:node.js:*:*

11 Aug 2023, 15:18

Type Values Removed Values Added
New CVE
Information

Published : 2023-08-11 14:15

Updated : 2024-11-21 05:56

NVD link : CVE-2021-26505

Mitre link : CVE-2021-26505

CVE.ORG link : CVE-2021-26505

JSON object : View

Products Affected

hello.js_project

  • hello.js
CWE
CWE-1321

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')