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THREAT OPS › Threat News › ZDI-26-666: Adobe Acrobat Reader DC JPEG2000 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-26-666: Adobe Acrobat Reader DC JPEG2000 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

medzdi_publishedPublished 2026-09-10

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 3.3. The following CVEs are assigned: CVE-2026-79910.

MITRE ATT&CK techniques

Malicious FileT1204.002

Indicators of compromise

CVE-2026-79910cve

Original source: http://www.zerodayinitiative.com/advisories/ZDI-26-666/