Integer underflow in Adobe products - CVE-2026-71389
Published: August 14, 2026
Vulnerability identifier: #VU142519
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-71389
CWE-ID: CWE-191
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to integer underflow in the Content Credentials SDK when processing input. A remote attacker can send a specially crafted input to cause a denial of service.
Affected software
C2PA Tool
Content Credentials JS SDK
Content Credentials Rust SDK
Content Credentials JS SDK
Content Credentials Rust SDK
How to mitigate CVE-2026-71389
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
Content Credentials JS SDK - update to 0.12.1
Content Credentials Rust SDK - update to 0.90.6