How severe is CVE-2021-28633?

CVE-2021-28633 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-28633 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28633?

CVE-2021-28633 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28633?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-28633 published?

CVE-2021-28633 was published on 2021-08-24 and last updated on 2026-06-17.

CVE-2021-28633

CVE-2021-28633 is a medium-severity vulnerability in Adobe Creative Cloud Desktop Application with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 3.6
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Adobe Creative Cloud Desktop Application
Published: 2021-08-24
Last modified: 2026-06-17

Description

Adobe Creative Cloud Desktop Application (installer) version 2.4 (and earlier) is affected by an Insecure temporary file creation vulnerability. An attacker could leverage this vulnerability to cause arbitrary file overwriting in the context of the current user. Exploitation of this issue requires physical interaction to the system.

Frequently asked questions

What is CVE-2021-28633?: Adobe Creative Cloud Desktop Application (installer) version 2.4 (and earlier) is affected by an Insecure temporary file creation vulnerability. An attacker could leverage this vulnerability to cause arbitrary file overwriting in the context of the current user. Exploitation of this issue requires physical interaction to the system.
How severe is CVE-2021-28633?: CVE-2021-28633 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-28633 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28633?: CVE-2021-28633 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28633?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-28633 published?: CVE-2021-28633 was published on 2021-08-24 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/creative-cloud/apsb21-41.html

Affected products (1)

cpe:2.3:a:adobe:creative_cloud_desktop_application:*:*:*:*:*:*:*:*

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