CVE-2021-43751: Adobe Premiere Pro MP4 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Severity: low (CVSS 3.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-07 · updated 2026-06-17
Weakness: CWE-125

Description

Adobe Premiere Pro versions 22.0 (and earlier) and 15.4.2 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

Adobe Premiere: before 15.4.3; from 22.0 before 22.1.1 — fixed in 15.4.3, 22.1.1

How to fix

Upgrade to a fixed version: Adobe Premiere 15.4.3, 22.1.1. Check the vendor advisory for mitigations.

References

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