InCopy versions 21.3, 20.5.3 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.

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Fixes

Solution

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Workaround

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History

Tue, 09 Jun 2026 18:00:00 +0000

Type Values Removed Values Added
Description InCopy versions 21.3, 20.5.3 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.
Title InCopy | Out-of-bounds Write (CWE-787)
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: adobe

Published:

Updated: 2026-06-09T17:49:16.451Z

Reserved: 2026-03-30T17:30:36.498Z

Link: CVE-2026-34706

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-06-09T18:16:43.087

Modified: 2026-06-09T19:30:24.713

Link: CVE-2026-34706

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-09T22:15:15Z

Weaknesses