CVE-2026-47903 CAI Content Credentials | Improper Input Validation (CWE-20)
An attacker can crash the application via improper input validation in the Content Credentials SDK, causing a denial of service.
- 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-2026-47903?
CVE-2026-47903 is a medium-severity denial of service vulnerability in Adobe C2pa, published on 9 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
CAI Content Credentials versions [email protected], c2pa-v0.80.1 and earlier are affected by an Improper Input Validation vulnerability. 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-20
Which versions are affected by CVE-2026-47903?
It affects 2 products.
Products include Adobe C2pa, Adobe C2pa-Web.
How do I fix CVE-2026-47903?
No fix has been published for CVE-2026-47903 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-2026-47903 being exploited?
There is no known exploitation of CVE-2026-47903 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-qx3w-6mjj-cvrc.