CVE-2021-21068: Adobe Creative Cloud installer arbitrary file overwrite vulnerability

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-12 · updated 2026-06-17
Weakness: CWE-379

Description

Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction.

Affected products

Adobe Creative Cloud (desktop component): through 5.3

References

https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html
https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html

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