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11/09/2026
Zero-Day Initiative

ZDI-26-668: Adobe Acrobat Reader DC Annotation Use-After-Free Information Disclosure Vulnerability

by Deepanshu Jha
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-2026-81984.
  • Next ZDI-26-669: Adobe Acrobat Reader DC JBIG2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
  • Previous ZDI-26-667: Adobe Acrobat Reader DC Annotation Use-After-Free Remote Code Execution Vulnerability

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