CVE-2026-34705: InDesign Desktop | Out-of-bounds Read (CWE-125)

Published Jun 9, 2026
·
Updated

InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected Software

5 affected components
Adobe InDesign Desktop=21.3, <=20.5.3
All of the following
Any of the following
Adobe InDesign<20.5.4
Adobe InDesign>=21.0<21.4
Any of the following
Apple macOS
Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Compensating control

    Mitigate exploitation by preventing users from opening untrusted files: do not open InDesign or other files received from untrusted sources or unknown senders; block or filter suspicious file attachments and downloads at email/web gateways; if files must be inspected, open them on isolated or sandboxed systems until a vendor fix is available.

Event History

Jun 9, 2026
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-34705?

The severity of CVE-2026-34705 is medium with a score of 5.5.

2

How do I fix CVE-2026-34705?

To fix CVE-2026-34705, update Adobe InDesign Desktop to the latest version that addresses this vulnerability.

3

What type of vulnerability is CVE-2026-34705?

CVE-2026-34705 is an out-of-bounds read vulnerability classified under CWE-125.

4

What could an attacker gain from exploiting CVE-2026-34705?

An attacker exploiting CVE-2026-34705 could potentially disclose sensitive information from memory.

5

Does CVE-2026-34705 require user interaction for exploitation?

Yes, exploiting CVE-2026-34705 requires user interaction.

Contact

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