Out-of-Bounds Write in Adobe After Effects

Executive Summary

CVE-2026-48367 is an out-of-bounds write vulnerability in Adobe After Effects. This type of vulnerability occurs when a program writes data beyond the bounds of allocated memory, which can corrupt data, crash the program, or allow arbitrary code execution.

In this case, the vulnerability could lead to arbitrary code execution in the context of the current user. This means an attacker could potentially run malicious code on a victim's system with the same permissions as the user running After Effects.

Exploitation of this vulnerability requires user interaction. Specifically, a victim must open a malicious file crafted by the attacker.

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Detection Guidance

The provided context does not specify detection methods or commands for identifying the presence of this vulnerability on a network or system. Since the vulnerability requires a victim to open a malicious file, detection may involve monitoring for unusual file activity or unexpected behavior in Adobe After Effects.

However, general practices for detecting potential exploitation attempts include:

• Checking system logs for unexpected crashes or errors in Adobe After Effects.
• Using endpoint detection and response (EDR) tools to monitor for suspicious process execution or file modifications.
• Scanning for known malicious file hashes or patterns associated with exploit attempts, though no specific indicators are provided in the context.

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Impact Analysis

If you are a user of Adobe After Effects, this vulnerability could have several impacts:

• Arbitrary code execution: An attacker could execute malicious code on your system, potentially taking control of it.
• Data compromise: Sensitive data stored on your system could be accessed, modified, or stolen.
• System instability: The vulnerability could cause After Effects or your entire system to crash or behave unpredictably.

The impact is particularly severe if you run After Effects with administrative privileges, as the attacker could gain full control over your system.

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Compliance Impact

This vulnerability could affect compliance with several common standards and regulations, depending on the context in which Adobe After Effects is used:

• GDPR (General Data Protection Regulation): If the vulnerability leads to unauthorized access or disclosure of personal data, it could result in a breach of GDPR. Organizations must ensure personal data is protected, and failure to patch this vulnerability could be seen as a lack of appropriate security measures.
• HIPAA (Health Insurance Portability and Accountability Act): If After Effects is used in a healthcare environment and the vulnerability leads to unauthorized access to protected health information (PHI), it could result in a HIPAA violation. Covered entities must protect PHI from security threats.
• Other standards: Compliance with frameworks like ISO 27001, NIST, or SOC 2 may also be impacted, as these require organizations to maintain secure systems and protect against vulnerabilities that could lead to data breaches or system compromise.

Organizations should assess the risk posed by this vulnerability and take appropriate actions, such as applying patches or mitigations, to maintain compliance with relevant regulations.

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Mitigation Strategies

Based on the provided context, the following immediate steps can be taken to mitigate the vulnerability:

• Avoid opening files from untrusted or unknown sources in Adobe After Effects, as user interaction is required for exploitation.
• Apply any available patches or updates from Adobe as soon as they are released, as the vendor (Adobe) is expected to provide a fix.
• Implement application whitelisting or sandboxing to restrict the execution of untrusted files in Adobe After Effects.
• Educate users about the risks of opening malicious files and the importance of verifying file sources before opening them.
• Monitor Adobe's security advisories for updates related to CVE-2026-48367, as no resources are currently available in the provided context.

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