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CVE-2026-71390
Published:August 11, 2026
Updated:August 31, 2026
CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized limited write access. Exploitation of this issue does not require user interaction.
Affected Packages
@contentauth/c2pa-web (NPM):
Affected version(s) >=0.1.0 <0.12.1
Fix Suggestion:
Update to version 0.12.1
c2patool (RUST):
Affected version(s) >=0.1.1 <0.27.6
Fix Suggestion:
Update to version 0.27.6
c2pa (RUST):
Affected version(s) >=0.0.1 <0.90.6
Fix Suggestion:
Update to version 0.90.6
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CVSS v4
Base Score:
5.1
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Input Validation
EPSS
Base Score:
0.15