What is CVE-2021-40701?

CVE-2021-40701 is a high-severity vulnerability in Adobe Premiere, classified under CWE-788. CVSS score: 7.8/10. Published 2021-09-27.

How severe is CVE-2021-40701?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Adobe Premiere

CVE-2021-40701

Adobe Premiere Elements version 2021.2235820 (and earlier) is affected by a memory corruption vulnerability due to insecure handling of a malicious m4a file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Published 2021-09-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Weakness classification (CWE)

References

helpx.adobe.com/security/products/premiere_elements/apsb21-78.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-40701?: CVE-2021-40701 is a high-severity vulnerability in Adobe Premiere, classified under CWE-788. CVSS score: 7.8/10. Published 2021-09-27.
How severe is CVE-2021-40701?: High severity. CVSS v3 base score is 7.8 out of 10.