CVE-2026-34621 Acrobat Reader | Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') (CWE-1321)

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes 'Prototype Pollution' vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue...

CVE-2026-34621 Acrobat Reader | Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') (CWE-1321)

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes 'Prototype Pollution' vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue...

CVE-2026-34621

CVE-2026-34621 — Adobe Acrobat/Reader Prototype Pollution affects Acrobat Reader DC/Acrobat DC on Windows and macOS. Affected: Acrobat Reader DC 26.001.21367 and earlier; Acrobat DC 26.001.21367 and earlier; Acrobat 2024 24.001.30356 and earlier. Root cause: Improperly Controlled Modification of ...

CVE-2026-34621

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes 'Prototype Pollution' vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue...

Adobe Acrobat Reader 安全漏洞

Adobe Acrobat Reader is a PDF viewer developed by Adobe Inc. in the United States. This software is used for printing, signing, and annotating PDF documents. Versions of Adobe Acrobat Reader such as 24.001.30356, 26.001.21367, and earlier versions have security vulnerabilities. These...

KLA90977 ACE vulnerability in Adobe Acrobat Reader

A remote code execution vulnerability was found in Adobe Acrobat Reader. Malicious users can exploit this vulnerability to execute arbitrary code. Original advisories APSB26-43 Exploitation Public exploits exist for this vulnerability. Malware exists for this vulnerability. Usually such malware i...

CVE-2026-34621: Improperly Controlled Modification of Object Prototype Attributes

Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes 'Prototype Pollution' vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue...

PT-2026-32093

Name of the Vulnerable Software and Affected Versions Acrobat DC versions prior to 26.001.21411 Acrobat Reader DC versions prior to 26.001.21411 Acrobat 2024 affected versions not specified Description An Improperly Controlled Modification of Object Prototype Attributes, also known as Prototype...

VulnCheck KEV: CVE-2026-34621

Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution...

CVE-2026-27220

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

CVE-2026-27278

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

The vulnerability of PDF viewing and editing programs such as Acrobat DC and Acrobat Reader DC, particularly in versions like Acrobat 2024, stems from errors in verifying cryptographic signatures. This allows attackers to exploit these vulnerabilities to gain increased privileges.

The vulnerabilities of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, and Acrobat 2024 are related to errors in verifying the cryptographic signature. Exploiting these vulnerabilities can allow attackers to enhance their privileges...

The vulnerability of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, and Acrobat 2024 lies in the use of memory after it is freed, allowing an attacker to execute arbitrary code.

The vulnerability of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, and Acrobat 2024 is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

Vulnerabilities fixed in Adobe Acrobat Reader

Adobe has fixed vulnerabilities in Adobe Acrobat Reader versions up to 25.001.21265. The vulnerabilities include a Use After Free vulnerability that can be exploited to achieve arbitrary code execution. This vulnerability is triggered when a user opens a maliciously crafted file. In addition, the...

EUVD-2026-10902

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

EUVD-2026-10898

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

EUVD-2026-10903

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

EUVD-2026-10899

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by a Use After Free vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious...

EUVD-2026-10901

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue...

EUVD-2026-10900

Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue...