CVE-2026-21278 - Vulnerability Details - OpenCVE

InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

References

Link	Providers
https://helpx.adobe.com/security/products/indesign/apsb26-02.html

History

Tue, 13 Jan 2026 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 13 Jan 2026 19:00:00 +0000

Type	Values Removed	Values Added
Description		InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Title		InDesign Desktop \| Out-of-bounds Read (CWE-125)
Weaknesses		CWE-125
References		https://helpx.adobe.com/security/products/indesign/apsb26-02.html
Metrics		cvssV3_1 `{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: adobe

Published: 2026-01-13T18:35:36.092Z

Updated: 2026-01-13T19:06:06.133Z

Reserved: 2025-12-12T22:01:18.188Z

Link: CVE-2026-21278

Vulnrichment

Updated: 2026-01-13T19:06:00.939Z

NVD

Status : Received

Published: 2026-01-13T19:16:25.530

Modified: 2026-01-13T19:16:25.530

Link: CVE-2026-21278

Redhat

No data.

OpenCVE Enrichment

No data.

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