CVE-2026-71442: Integer Underflow (Wrap or Wraparound) (CWE-191) in Adobe C2PA Tool
Description
An integer underflow vulnerability (CWE-191) exists in Adobe C2PA Tool's CAI Content Credentials component. This flaw can be exploited remotely without user interaction to cause the application to crash, resulting in a denial-of-service condition. The vulnerability has a high severity rating with a CVSS score of 7.5. No patch or official remediation guidance is currently available, and no known exploits are reported in the wild.
CVSS v3.1
Score 7.5high
Affected software
Adobe
C2PA Tool
Adobe
Content Credentials Rust SDK
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-71442 describes an integer underflow (wrap or wraparound) vulnerability in Adobe's C2PA Tool, specifically affecting the CAI Content Credentials functionality. The flaw allows an attacker to trigger an application denial-of-service by causing the application to crash. Exploitation requires no user interaction and can be performed remotely. The vulnerability is classified under CWE-191. As of the published date, no patch or remediation level has been disclosed by Adobe.
Potential Impact
Successful exploitation leads to an application denial-of-service, causing the Adobe C2PA Tool to crash. There is no impact on confidentiality or integrity according to the CVSS vector. The denial-of-service can be triggered remotely without any privileges or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is currently documented, users should monitor Adobe's advisories for updates. No specific mitigation steps are provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-08-06T16:40:07.109Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8dd2e5acd9273b4981f09b
Added to database: 08/25/2026, 17:37:41 UTC
Last enriched: 09/10/2026, 03:07:10 UTC
Last updated: 10/07/2026, 18:48:22 UTC
Views: 44
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