CVE-2026-48357 CAI Content Credentials | Uncontrolled Resource Consumption (CWE-400)

Medium 6.2 Published Updated

Attackers can exhaust system resources causing denial of service in Adobe Content Credentials SDKs 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-2026-48357?

CVE-2026-48357 is a medium-severity denial of service vulnerability in Adobe C2pa, published on 14 Jul 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 Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to exhaust system resources, resulting in an application denial-of-service condition. Exploitation of this issue does not require user interaction.

Weakness: CWE-400

Which versions are affected by CVE-2026-48357?

It affects 3 products.

Products include Adobe C2pa, Adobe C2pa-Web, Adobe C2patool.

How do I fix CVE-2026-48357?

No fix has been published for CVE-2026-48357 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-48357 being exploited?

There is no known exploitation of CVE-2026-48357 in the wild and no public exploit code.

All Adobe C2pa vulnerabilities

Sources

Also known as GHSA-c5hm-56x3-6335.

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