Description

CAI Content Credentials is affected by an Integer Overflow 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.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "6.2",
  "pubDate": "2026-08-11T17:18:01.697Z",
  "pubdate": "2026-08-11T17:18:01.697Z",
  "executiveSummary": "CAI Content Credentials is affected by an Integer Overflow or Wraparound vulnerability that introduces significant security risks to dependent software environments. The core weakness stems from improper arithmetic validation within the application logic, allowing numerical operations to exceed maximum boundary limits and trigger a wraparound condition. When successfully exploited, this anomaly directly results in an application denial-of-service state, abruptly terminating process execution and rendering the software unavailable to legitimate users. The vulnerability impacts implementations of CAI Content Credentials across susceptible environments, compromising overall system availability and operational reliability. From an adversarial perspective, an attacker possesses the capability to trigger the crash remotely or locally depending on the integration context, without requiring any form of user interaction or social engineering. The absence of mandatory prerequisites such as authentication or prior system privileges drastically lowers the operational barrier to exploitation, enabling automated scripts or unauthenticated threat actors to repeatedly disrupt service availability. Consequently, organizations deploying vulnerable iterations of the product face persistent risks of unexpected application termination, potential cascading failures in dependent pipelines, and service degradation unless appropriate remediation strategies are implemented.",
  "technicalDetails": "The vulnerability resides within the numerical processing logic of CAI Content Credentials, specifically manifesting as an Integer Overflow or Wraparound flaw. The root cause of this security defect is the lack of rigorous input validation and boundary checking prior to performing arithmetic operations on untrusted data structures or metadata payloads. When the application processes maliciously crafted inputs containing excessively large numerical values, the arithmetic operation exceeds the maximum storable limit of the allocated integer type. This condition forces the integer to wrap around to a minimum value or negative state, destabilizing subsequent memory allocation routines, buffer sizing calculations, or loop control variables.\nThe step-by-step attack flow initiates when an attacker crafts a malicious input or payload designed to manipulate the vulnerable numeric fields processed by CAI Content Credentials. The attacker transmits or feeds this payload into the application parsing mechanisms without requiring authentication, pre-existing privileges, or user interaction. As the vulnerable component ingests the oversized numerical data, the internal arithmetic routines execute the calculation, causing an unhandled integer overflow or wraparound condition. Because the application fails to safely catch or handle the resulting overflow value, the corrupted numerical state propagates into critical execution paths, such as memory allocation functions or resource indexing.\nThis propagation immediately induces abnormal program behavior, memory corruption symptoms, or unhandled exceptions that force the host runtime environment to terminate the application process abruptly. The direct post-exploitation impact is a definitive denial-of-service condition, halting all dependent processing pipelines and disrupting services relying on the integrity of Content Credentials verification. The vulnerability does not natively facilitate remote code execution or unauthorized data disclosure based on the reported mechanics, but its ability to reliably crash the host application poses a severe availability risk."
}