Integer Overflow Vulnerability in Adobe Media Encoder
CVE-2026-34640

7.8HIGH

Key Information:

Vendor

Adobe
Status
Media Encoder
Vendor
CVE Published:
12 May 2026

What is CVE-2026-34640?

Adobe Media Encoder is susceptible to an Integer Overflow vulnerability that could lead to arbitrary code execution in the context of the user. To successfully exploit this vulnerability, an attacker must entice the victim to open a maliciously crafted file. Highlighting the need for users to remain vigilant when handling unknown files, protecting against potential security breaches.

Affected Version(s)

Media Encoder 0 <= 25.6.4

References

https://helpx.adobe.com/security/products/media-encoder/a...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.