CVE-2026-34631: InCopy versions 20.5.2, 21.2 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of…

PriorityP344high7.8CVSS 3.1

AVLACLPRNUIRSUCHIHAH

EPSS

0.14%

3.6th percentile

InCopy versions 20.5.2, 21.2 and earlier are 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.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
adobe	incopy	< 20.5.3	20.5.3
adobe	incopy	<= 21.2	—
adobe	incopy	>= 21.0 < 21.3	21.3

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