CVE-2026-103967 in FrameMaker
Summary
by MITRE • 10/13/2026
Adobe Framemaker is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
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Analysis
by VulDB Data Team • 10/13/2026
The Adobe FrameMaker application, a widely used desktop publishing software for creating complex documents such as books and technical manuals, is susceptible to an out-of-bounds write vulnerability within its core processing engine. This specific flaw arises from improper validation of memory allocation boundaries when parsing certain document structures or embedded objects. When the application processes input data that triggers this condition, it writes information beyond the allocated buffer limits into adjacent memory regions. This type of error is a classic example of CWE-787: Out-of-bounds Write, which occurs when software writes data to a memory location outside the bounds of the intended destination buffer. Such vulnerabilities are particularly dangerous because they can corrupt program state and allow an attacker to manipulate critical control structures within the application's memory space.
The operational impact of this vulnerability is severe, as it potentially allows for arbitrary code execution in the context of the currently logged-in user. If a malicious actor successfully exploits this flaw by crafting a specially designed FrameMaker document or file that triggers the buffer overflow during parsing, they can execute commands with the same privileges as the victim. This means that an attacker could install programs, view, change, or delete private data, or create new accounts with full administrative rights on the affected system. The ability to achieve arbitrary code execution transforms a simple application bug into a critical security risk, enabling further lateral movement within a network if the compromised machine is part of a larger infrastructure.
Exploitation of this vulnerability requires user interaction, specifically that a victim must open or load a malicious file created by an attacker. This characteristic aligns with common attack vectors described in the MITRE ATT&CK framework, particularly those involving social engineering tactics where adversaries trick users into opening compromised documents. The requirement for user action does not mitigate the severity of the issue but rather defines the initial access phase of the kill chain. Attackers may distribute these malicious files via phishing emails, shared network drives, or other means that rely on human trust to initiate the exploitation process once the file is opened and processed by Adobe FrameMaker.
To mitigate this risk, organizations should ensure that all instances of Adobe FrameMaker are updated to the latest version provided by Adobe, which includes patches for known memory corruption vulnerabilities. Administrators should enforce strict software update policies to minimize exposure windows. Additionally, implementing application control solutions can help prevent unauthorized or untrusted applications from executing code derived from exploited vulnerabilities. Users must be educated on safe computing practices, including verifying the source of documents before opening them and being cautious with files received via email or other external channels. Network segmentation and endpoint detection and response tools can also provide additional layers of defense by monitoring for suspicious behavior patterns associated with memory corruption exploits and arbitrary code execution attempts.