CVE-2026-100139 CAI Content Credentials | Uncontrolled Resource Consumption (CWE-400)
Attackers can exhaust system resources to cause denial of service in applications using Adobe Content Credentials SDKs without user interaction.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-100139?
CVE-2026-100139 is a high-severity denial of service vulnerability in Adobe C2pa, published on 13 Oct 2026. An attacker can exploit it over the internet without logging in, 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-2026-100139?
It affects 3 products.
Products include Adobe C2pa, Adobe C2pa-Web, Adobe C2patool.
How do I fix CVE-2026-100139?
No fix has been published for CVE-2026-100139 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-2026-100139 being exploited?
There is no known exploitation of CVE-2026-100139 in the wild and no public exploit code.
Other vulnerabilities in Adobe C2pa
- CVE-2026-95634 CAI Content Credentials | Server-Side Request Forgery (SSRF) (CWE-918)
- CVE-2026-48290 CAI Content Credentials | Server-Side Request Forgery (SSRF) (CWE-918)
- CVE-2026-100113 CAI Content Credentials | Improper Input Validation (CWE-20)
- CVE-2026-100114 CAI Content Credentials | Improper Access Control (CWE-284)
- CVE-2026-100115 CAI Content Credentials | Improper Access Control (CWE-284)
Sources
Also known as GHSA-rxm6-8qg9-5wv7.