CVE-2026-71389
Published:August 11, 2026
Updated:August 31, 2026
CAI Content Credentials is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.
Affected Packages
@contentauth/c2pa-web (NPM):
Affected version(s) >=0.1.0 <0.12.1Fix Suggestion:
Update to version 0.12.1c2pa (RUST):
Affected version(s) >=0.0.1 <0.90.6Fix Suggestion:
Update to version 0.90.6c2patool (RUST):
Affected version(s) >=0.1.1 <0.27.6Fix Suggestion:
Update to version 0.27.6Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.2
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Integer Underflow (Wrap or Wraparound)
EPSS
Base Score:
0.15