EUVD-2026-22706
GHSA-9fhw-q4vh-f5xw
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
InCopy versions 20.5.2, 21.2 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory structure. An attacker could leverage this vulnerability to execute code in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
AnalysisAI
Out-of-bounds read in Adobe InCopy 20.5.2, 21.2 and earlier allows arbitrary code execution when users open malicious files. CVSS 7.8 (High) reflects local attack vector requiring user interaction to open a weaponized document, which then triggers memory disclosure leading to code execution in user context. …
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RemediationAI
Within 24 hours: Identify and inventory all InCopy 20.5.2 and 21.2 installations across the organization. Within 7 days: Issue mandatory user guidance to avoid opening InCopy documents from untrusted sources and disable InCopy auto-open features where possible; alert users to report suspicious file requests. …
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External POC / Exploit Code
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