// For flags

CVE-2025-4318

Input validation issue in AWS Amplify Studio UI component properties

Severity Score

9.5
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

The AWS Amplify Studio UI component property expressions in the aws-amplify/amplify-codegen-ui package lack input validation. This could potentially allow an authenticated user who has access to create or modify components to run arbitrary JavaScript code during the component rendering and build process.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
System
Vulnerable | Subsequent
Confidentiality
High
High
Integrity
High
High
Availability
High
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
Single
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2025-05-05 CVE Reserved
  • 2025-05-05 CVE Published
  • 2025-05-05 CVE Updated
  • 2025-05-11 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-95: Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')
CAPEC
  • CAPEC-251: Local Code Inclusion
  • CAPEC-592: Stored XSS
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Amazon
Search vendor "Amazon"
 Amplify Studio
Search vendor "Amazon" for product "Amplify Studio"
 >= 0.1.0 < 2.20.3
Search vendor "Amazon" for product "Amplify Studio" and version " >= 0.1.0 < 2.20.3"
en
Affected