Heap-based Buffer Overflow in InDesign Desktop by Adobe
CVE-2026-34627

7.8HIGH

Key Information:

Vendor

Adobe
Status
Indesign Desktop
Vendor
CVE Published:
14 April 2026

What is CVE-2026-34627?

InDesign Desktop versions 20.5.2, 21.2, and earlier are susceptible to a heap-based buffer overflow vulnerability. This security flaw may allow an attacker to execute arbitrary code through maliciously crafted files. Exploitation necessitates user interaction, as the victim must open an infected file, potentially leading to unauthorized access to user system resources.

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

.