Vulnerability · Published Aug 25, 2026 · Assigned by adobe
CVE-2026-76189CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
Medium 6.2
In plain English
A medium-severity security flaw in C2PA Tool from Adobe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Severity (CVSS 3.1)6.2Medium
Exploit odds (30 days)0.3%top 82.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Adobe | C2PA Tool | 0 – through c2patool-v0.26.70 |
| Adobe | Content Credentials Rust SDK | 0 – through c2pa-v0.89.0 |
Weakness: CWE-191 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H