CVE-2021-39820: Adobe InDesign Memory Corruption Vulnerability Could Lead to Arbitrary Code Execution

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-06-15 · updated 2026-06-17
Weakness: CWE-787

Description

Adobe InDesign versions 16.3 (and earlier), and 16.3.1 (and earlier) is affected by an Out-of-bounds Write vulnerability due to insecure handling of a malicious TIFF file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Affected products

Adobe InDesign Desktop: through 16.3.2; through 16.3

References

https://helpx.adobe.com/security/products/indesign/apsb21-73.html
https://helpx.adobe.com/security/products/indesign/apsb21-73.html

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