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Vulnerability record · CVE-2021-43019 · published 23 November 2021

CVE-2021-43019: Adobe creative cloud desktop application incorrect permission assignment vulnerability

Adobe · Creative Cloud Desktop Application

Adobe Creative Cloud version 5.5 (and earlier) are affected by a privilege escalation vulnerability in the resources leveraged by the Setup.exe service. An unauthenticated attacker could leverage this vulnerability to remove files and escalate privileges under the context of SYSTEM . An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability on the product installer. User interaction is required before product installation to abuse this vulnerability.

7.8 CVSS 3.1 High EPSS 2.2% · top 18.4% CWE-732 · Incorrect permission assignment
7.8CVSS 3.1 base score, v2 9.3
2.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Adobe Creative Cloud version 5.5 (and earlier) are affected by a privilege escalation vulnerability in the resources leveraged by the Setup.exe service. An unauthenticated attacker could leverage this vulnerability to remove files and escalate privileges under the context of SYSTEM . An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability on the product installer. User interaction is required before product installation to abuse this vulnerability.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/creative-cloud/apsb21-111.html PatchVendor Advisory
https://helpx.adobe.com/security/products/creative-cloud/apsb21-111.html PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-9682Adobe creative cloud desktop application link following vulnerabilityAdobe Creative Cloud Desktop Application versions 5.1 and earlier have a symlink vulnerability vulnerability. Successful exploitation could lead to a…EPSS 4.3%9.8CVE-2020-9670Adobe creative cloud desktop application link following vulnerabilityAdobe Creative Cloud Desktop Application versions 5.1 and earlier have a symlink vulnerability vulnerability. Successful exploitation could lead to p…EPSS 3.6%9.8CVE-2020-9671Adobe creative cloud desktop application incorrect permission assignment vulnerabilityAdobe Creative Cloud Desktop Application versions 5.1 and earlier have an insecure file permissions vulnerability. Successful exploitation could lead…EPSS 4.0%7.8CVE-2026-48344Adobe creative cloud desktop application toctou race condition vulnerabilityCreative Cloud Desktop is affected by a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability that could result in arbitrary code execution…EPSS 0.17%7.8CVE-2026-48272Adobe creative cloud desktop application uncontrolled search path element vulnerabilityCreative Cloud Desktop is affected by an Uncontrolled Search Path Element vulnerability that could result in arbitrary code execution in the context …EPSS 0.23%7.8CVE-2021-28547Adobe creative cloud desktop application improper input validation vulnerabilityAdobe Creative Cloud Desktop Application for macOS version 5.3 (and earlier) is affected by a privilege escalation vulnerability that could allow a n…EPSS 0.52%7.8CVE-2021-28594Adobe creative cloud desktop application uncontrolled search path element vulnerabilityAdobe Creative Cloud Desktop Application (installer) version 2.4 (and earlier) is affected by an Uncontrolled Search Path Element vulnerability. An u…EPSS 2.7%7.8CVE-2021-21069Adobe creative cloud desktop application improper input validation vulnerabilityAdobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a local privilege escalation vulnerability that could allow an atta…EPSS 2.5%

Source: NIST National Vulnerability Database (record CVE-2021-43019), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.