ZDI-26-666: Adobe Acrobat Reader DC JPEG2000 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
ZDI advisory ZDI-26-666 details an out-of-bounds read (CVE-2026-79910) when Adobe Acrobat Reader DC parses JPEG2000 files.
The Zero Day Initiative published advisory ZDI-26-666 for an out-of-bounds read triggered when Acrobat Reader DC parses JPEG2000 files. Successful exploitation allows a remote attacker to disclose sensitive information from affected installations. User interaction is required, such as opening a malicious file or visiting a malicious page. ZDI rated the issue 3.3 and assigned CVE-2026-79910.
15