How severe is CVE-2021-21069?

CVE-2021-21069 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-21069 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21069?

CVE-2021-21069 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21069?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-21069 published?

CVE-2021-21069 was published on 2021-03-12 and last updated on 2026-06-17.

CVE-2021-21069

CVE-2021-21069 is a high-severity vulnerability in Adobe Creative Cloud Desktop Application with a CVSS 3.x base score of 7.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 9.3
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
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 local privilege escalation vulnerability that could allow an attacker to call functions against the installer to perform high privileged actions. Exploitation of this issue does not require user interaction.

Frequently asked questions

What is CVE-2021-21069?: Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a local privilege escalation vulnerability that could allow an attacker to call functions against the installer to perform high privileged actions. Exploitation of this issue does not require user interaction.
How severe is CVE-2021-21069?: CVE-2021-21069 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-21069 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21069?: CVE-2021-21069 affects Adobe Creative Cloud Desktop Application. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21069?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-21069 published?: CVE-2021-21069 was published on 2021-03-12 and last updated on 2026-06-17.

References

Affected products (1)

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

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