Heap-based Buffer Overflow in Adobe InDesign Desktop Products
CVE-2026-34628

7.8HIGH

Key Information:

Vendor

Adobe
Status
Indesign Desktop
Vendor
CVE Published:
14 April 2026

What is CVE-2026-34628?

A heap-based buffer overflow vulnerability exists in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier. This flaw could allow an attacker to execute arbitrary code within the context of an affected user's environment. Exploitation of this vulnerability requires user interaction, where the victim needs to open a specially crafted malicious file. It is crucial for users to remain cautious and ensure they are using the latest version of the software to mitigate security risks.

Affected Version(s)

InDesign Desktop 0 <= 21.2

References

https://helpx.adobe.com/security/products/indesign/apsb26...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.