How severe is CVE-2021-21068?

CVE-2021-21068 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-2021-21068 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21068?

CVE-2021-21068 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21068?

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

When was CVE-2021-21068 published?

CVE-2021-21068 was published on 2021-03-12 and last updated on 2026-06-17.

CVE-2021-21068

CVE-2021-21068 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-379.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.4
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-379
Affected product: Adobe Creative Cloud Desktop Application
Published: 2021-03-12
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-21068?: 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.
How severe is CVE-2021-21068?: CVE-2021-21068 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-2021-21068 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21068?: CVE-2021-21068 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21068?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21068 published?: CVE-2021-21068 was published on 2021-03-12 and last updated on 2026-06-17.

References

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

Affected products (1)

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

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