CVE-2026-71444 CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)

Medium 6.2 Published Updated

An integer underflow in the Content Credentials SDK allows attackers to crash the application, causing a denial of service without user interaction.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-71444?

CVE-2026-71444 is a medium-severity vulnerability in Adobe C2pa, published on 25 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-191

Which versions are affected by CVE-2026-71444?

It affects 2 products.

Products include Adobe C2pa, Adobe C2patool.

How do I fix CVE-2026-71444?

No fix has been published for CVE-2026-71444 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-71444 being exploited?

There is no known exploitation of CVE-2026-71444 in the wild and no public exploit code.

All Adobe C2pa vulnerabilities

Sources

Also known as GHSA-q2gq-hfv4-pmxr.

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