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CVE-2021-28550

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CVE-2021-28550

Published: Sep 2, 2021

Modified: Oct 21, 2025

PUBLISHED

CVSS v3.0

9.6

CRITICAL

Description

Acrobat Reader DC versions versions 2021.001.20150 (and earlier), 2020.001.30020 (and earlier) and 2017.011.30194 (and earlier) are affected by a Use After Free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.

VendorProductVersions

Adobe

Acrobat Reader

affected
unspecified - <= 2020.001.30020
affected
unspecified - <= 2021.001.20150
affected
unspecified - <= 2017.011.30194
affected
unspecified - <= None

Weaknesses (CWE)

CWE-416

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

References

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