NULL Pointer Dereference Vulnerability in InDesign by Adobe
CVE-2026-34703

5.5MEDIUM

Key Information:

Vendor

Adobe
Status
Indesign Desktop
Vendor
CVE Published:
9 June 2026

What is CVE-2026-34703?

A NULL Pointer Dereference vulnerability exists in InDesign Desktop software, specifically in versions 21.3, 20.5.3, and earlier. An attacker can exploit this flaw by tricking users into opening a specially crafted malicious file, leading to a crash of the application and subsequently causing a denial-of-service condition. It is crucial for users to ensure they do not interact with suspicious files to mitigate the risk associated with this vulnerability.

Affected Version(s)

InDesign Desktop 0 <= 20.5.3

References

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

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.