ZDI-26-660: Adobe Acrobat Reader DC Font Parsing Use-After-Free Information Disclosure Vulnerability
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-2026-80162.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Mitigate remote information disclosure in Adobe Acrobat Reader DC (ZDI-26-660) by preventing users from visiting malicious webpages or opening malicious files that trigger the required user interaction.
Event History
Frequently Asked Questions
What must an attacker do to exploit this issue?
The attacker must entice the target to visit a malicious page or open a malicious file. Exploitation is remote, but it requires that user interaction.
What is the likely impact if exploitation succeeds?
A successful exploit allows disclosure of sensitive information from an affected Adobe Acrobat Reader DC installation. The assigned CVSS rating is 3.3.