CVE-2026-80161 Acrobat Reader | Access of Resource Using Incompatible Type ('Type Confusion') (CWE-843)
Attackers can execute arbitrary code by tricking users into opening malicious files in Adobe Acrobat Reader due to a type confusion vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-80161?
CVE-2026-80161 is a high-severity memory corruption vulnerability in Adobe Acrobat, published on 8 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Acrobat Reader is affected by an Access of Resource Using Incompatible Type ('Type Confusion') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Weakness: CWE-843
Which versions are affected by CVE-2026-80161?
It affects 3 products.
Products include Adobe Acrobat, Adobe Acrobat Dc, Adobe Acrobat Reader Dc.
How do I fix CVE-2026-80161?
No fix has been published for CVE-2026-80161 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-80161 being exploited?
There is no known exploitation of CVE-2026-80161 in the wild and no public exploit code.
Other vulnerabilities in Adobe Acrobat
Sources
Also known as GHSA-3prp-6c2c-vxrc.