CVE-2023-26121

Severity Score

10.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

All versions of the package safe-eval are vulnerable to Prototype Pollution via the safeEval function, due to improper sanitization of its parameter content.

*Credits: seongil-wi

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Poc

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-02-20 CVE Reserved
2023-04-11 CVE Published
2025-02-10 CVE Updated
2025-02-10 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://gist.github.com/seongil-wi/9d9fc0cc5b7b130419cd45827e59c4f9	2025-02-10
https://github.com/hacksparrow/safe-eval/issues/28	2025-02-10
https://security.snyk.io/vuln/SNYK-JS-SAFEEVAL-3373062	2025-02-10

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Safe-eval Project Search vendor "Safe-eval Project"		Safe-eval Search vendor "Safe-eval Project" for product "Safe-eval"				<= 0.4.1 Search vendor "Safe-eval Project" for product "Safe-eval" and version " <= 0.4.1"		node.js		Affected