CVE-2026-81997: Acrobat Reader | Incorrect Authorization (CWE-863)
Published Sep 8, 2026
·Updated
Acrobat Reader is affected by an Incorrect Authorization vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.
Affected Software
1 affected component
Acrobat Reader
Event History
Sep 8, 2026
CVE Published
via MITRE·08:30 PM
Data Sourced
via MITRE·08:30 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What must an attacker do to exploit this issue?
The attacker must convince a victim to open a malicious file. The issue is locally exploitable and does not require privileges before exploitation.
2
What is the potential impact if exploitation succeeds?
Successful exploitation can bypass security measures and provide unauthorized write access. The vulnerability has changed scope and affects integrity, while confidentiality and availability impacts are not indicated.