Input validation error in Adobe products - CVE-2026-71390

 

Input validation error in Adobe products - CVE-2026-71390

Published: August 14, 2026


Vulnerability identifier: #VU142523
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-71390
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to improper input validation in the Content Credentials SDK when processing input. A remote attacker can provide crafted input to escalate privileges.


Affected software

C2PA Tool
Content Credentials JS SDK
Content Credentials Rust SDK

How to mitigate CVE-2026-71390

Install security update from vendor's website.

C2PA Tool - update to 0.27.6
Content Credentials JS SDK - update to 0.12.1
Content Credentials Rust SDK - update to 0.90.6

External References

Related Security Bulletins