CVE-2026-21362
Out-of-Bounds Write in Adobe Illustrator Enables Code Execution
Publication date: 2026-03-10
Last updated on: 2026-03-11
Assigner: Adobe Systems Incorporated
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| adobe | illustrator | From 29.0 (inc) to 29.8.5 (exc) |
| adobe | illustrator | From 30.0 (inc) to 30.2 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability affects Adobe Illustrator versions 29.8.4, 30.1 and earlier. It is an out-of-bounds write vulnerability, which means that the software writes data outside the boundaries of allocated memory. This flaw could allow an attacker to execute arbitrary code with the privileges of the current user.
Exploitation requires user interaction, specifically that the victim must open a malicious file crafted to trigger the vulnerability.
How can this vulnerability impact me? :
If exploited, this vulnerability can lead to arbitrary code execution in the context of the current user. This means an attacker could potentially run malicious code on your system with your user privileges.
The impact includes potential compromise of confidentiality, integrity, and availability of your data and system, as indicated by the CVSS score which rates confidentiality, integrity, and availability impacts as high.
However, exploitation requires that you open a malicious file, so user caution can help mitigate risk.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, avoid opening malicious files in affected versions of Adobe Illustrator (29.8.4, 30.1 and earlier).
Consider updating Adobe Illustrator to a version later than 30.1 once a patch is available.
Since exploitation requires user interaction, educating users to not open suspicious or untrusted files can reduce risk.