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Medium · 5.5 CVE-2026-21358 EUVD-2026-6766GHSA-f3pj-ph83-hp25

InDesign Desktop | Heap-based Buffer Overflow (CWE-122)

Published Feb 10, 2026 · Updated Aug 27, 2026 · Assigned by adobe

Description

InDesign Desktop versions 21.1, 20.5.1 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in application denial-of-service. An attacker could exploit this vulnerability to crash the application, causing disruption to services. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

VendorProductAffectedFixed
Adobe InDesign Desktop ≤ 21.1, ≤ 20.5.1 21.2

Advisories 1

References