Out-of-Bounds Write Vulnerability in Adobe InCopy Applications

CVE-2026-34631

What is CVE-2026-34631?

Adobe InCopy versions 20.5.2, 21.2 and earlier are susceptible to an out-of-bounds write vulnerability that allows an attacker to execute arbitrary code within the context of the current user. This exploit necessitates user interaction, as it requires the victim to open a specially crafted malicious file. Failure to address this vulnerability may lead to compromised systems and data breaches, emphasizing the need for prompt updates and security measures.

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