CVE-2021-40728

HIGH

Adobe Acrobat Reader DC <21.007.20095 - Use After Free

Title source: llm

Description

Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a use-after-free vulnerability in the processing of the GetURL function on a global object window 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 file.

References (1)

Core 1

Core References

Release Notes, Vendor Advisory x_refsource_misc

https://helpx.adobe.com/security/products/acrobat/apsb21-104.html

Scores

CVSS v3 7.8

EPSS 0.5353

EPSS Percentile 98.9%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-416

Status published

Products (4)

adobe/acrobat 20.001.30005 - 20.004.30015

adobe/acrobat_dc 15.008.20082 - 21.007.20095

adobe/acrobat_reader 20.001.30005 - 20.004.30015

adobe/acrobat_reader_dc 15.008.20082 - 21.007.20095

Published Oct 15, 2021

Tracked Since Feb 18, 2026