How severe is CVE-2021-43749?

CVE-2021-43749 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-43749 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43749?

CVE-2021-43749 affects Adobe Premiere Rush. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-43749?

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

When was CVE-2021-43749 published?

CVE-2021-43749 was published on 2021-12-20 and last updated on 2026-06-17.

CVE-2021-43749

CVE-2021-43749 is a medium-severity vulnerability in Adobe Premiere Rush with a CVSS 3.x base score of 5.5. 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Adobe Premiere Rush
Published: 2021-12-20
Last modified: 2026-06-17

Description

Adobe Premiere Rush versions 1.5.16 (and earlier) are affected by a Null pointer dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Frequently asked questions

What is CVE-2021-43749?: Adobe Premiere Rush versions 1.5.16 (and earlier) are affected by a Null pointer dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2021-43749?: CVE-2021-43749 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-43749 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43749?: CVE-2021-43749 affects Adobe Premiere Rush. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43749?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-43749 published?: CVE-2021-43749 was published on 2021-12-20 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/premiere_rush/apsb21-101.html

Affected products (1)

cpe:2.3:a:adobe:premiere_rush:*:*:*:*:*:*:*:*

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