What’s Vulnerable › Vulnerabilities

CVE-2021-43746: Adobe Premiere Rush MP4 File Parsing Uninitialized Variable Information Disclosure Vulnerability

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-20 · updated 2026-06-17
• Weakness: CWE-824

Description

Adobe Premiere Rush versions 1.5.16 (and earlier) allows access to an uninitialized pointer vulnerability that allows remote attackers to disclose sensitive information on affected installations. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of MP4 files. The issue results from the lack of proper initialization of memory prior to accessing it.

Affected products

• Adobe Premiere Rush: through 1.5.16

References

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

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