Integer Underflow in Adobe CAI Content Credentials Leads to DoS
CVE-2026-48296 Published on July 14, 2026
CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
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.
Vulnerability Analysis
CVE-2026-48296 is exploitable with local system access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is an Integer underflow Vulnerability?
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. This can happen in signed and unsigned cases.
CVE-2026-48296 has been classified to as an Integer underflow vulnerability or weakness.
Affected Versions
Adobe Content Credentials Rust SDK:- Before and including c2pa-v0.84.0 is affected.
- Version c2pa-v0.85.2 is unaffected.
- Before and including c2patool-v0.16.5 is affected.
- Version c2patool-v0.26.65 is unaffected.
- Before and including @contentauth/c2pa-web@0.7.0 is affected.
- Version @contentauth/c2pa-web@0.9.0 is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.