CVE-2023-21582: ZDI-CAN-18255: Adobe Digital Editions PDF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Severity: high (CVSS 7.8 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: 2023-04-12 · updated 2026-06-17
Weakness: CWE-787

Description

Adobe Digital Editions version 4.5.11.187303 (and earlier) is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

Adobe Digital Editions: before 4.5.11.187658 — fixed in 4.5.11.187658

How to fix

Upgrade to a fixed version: Adobe Digital Editions 4.5.11.187658. Check the vendor advisory for mitigations.

References

https://helpx.adobe.com/security/products/Digital-Editions/apsb23-04.html
https://helpx.adobe.com/security/products/Digital-Editions/apsb23-04.html

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