CVE-2026-27285
Heap-Based Buffer Overflow in Adobe InDesign Causes DoS
Publication date: 2026-04-14
Last updated on: 2026-04-16
Assigner: Adobe Systems Incorporated
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| adobe | indesign | to 20.5.3 (exc) |
| adobe | indesign | From 21.0 (inc) to 21.3 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Heap-based Buffer Overflow found in Adobe InDesign Desktop versions 20.5.2, 21.2 and earlier. It occurs when the application processes certain data, leading to memory corruption in the heap area.
An attacker can exploit this vulnerability by tricking a user into opening a specially crafted malicious file, which causes the application to crash or behave unexpectedly.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to a denial-of-service condition where the Adobe InDesign application crashes or its functionality is disrupted.
This means users may lose access to the application temporarily, potentially interrupting work or causing data loss.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, avoid opening malicious files in affected versions of Adobe InDesign Desktop (versions 20.5.2, 21.2 and earlier). Since exploitation requires user interaction by opening a malicious file, exercising caution with files from untrusted sources is critical.
Additionally, consider updating Adobe InDesign Desktop to a version later than 20.5.2 or 21.2 once a patch is available to address this heap-based buffer overflow vulnerability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The vulnerability described is a heap-based buffer overflow in Adobe InDesign Desktop that could lead to application denial-of-service by crashing or disrupting the application when a malicious file is opened.
There is no information provided about any impact on confidentiality or integrity of data, only availability is affected.
Since the vulnerability does not indicate exposure or compromise of personal or sensitive data, there is no direct information on how it affects compliance with standards like GDPR or HIPAA.