How severe is CVE-2021-28570?

CVE-2021-28570 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-28570 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28570?

CVE-2021-28570 affects Adobe After Effects. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28570?

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-2021-28570 published?

CVE-2021-28570 was published on 2021-06-28 and last updated on 2026-06-17.

CVE-2021-28570

CVE-2021-28570 is a high-severity vulnerability in Adobe After Effects with a CVSS 3.x base score of 8.3. 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-427.

Key facts

Severity: High (CVSS 3.x base score 8.3)
CVSS v2: 9.3
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Adobe After Effects
Published: 2021-06-28
Last modified: 2026-06-17

Description

Adobe After Effects version 18.1 (and earlier) is affected by an Uncontrolled Search Path element vulnerability. An unauthenticated attacker could exploit this to to plant custom binaries and execute them with System permissions. Exploitation of this issue requires user interaction.

Frequently asked questions

What is CVE-2021-28570?: Adobe After Effects version 18.1 (and earlier) is affected by an Uncontrolled Search Path element vulnerability. An unauthenticated attacker could exploit this to to plant custom binaries and execute them with System permissions. Exploitation of this issue requires user interaction.
How severe is CVE-2021-28570?: CVE-2021-28570 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-28570 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28570?: CVE-2021-28570 affects Adobe After Effects. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28570?: 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-2021-28570 published?: CVE-2021-28570 was published on 2021-06-28 and last updated on 2026-06-17.

References

https://helpx.adobe.com/ee/security/products/after_effects/apsb21-33.html

Affected products (1)

cpe:2.3:a:adobe:after_effects:*:*:*:*:*:*:*:*

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Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

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