CVE-2021-28639
HIGHAcrobat Reader DC < 21.005.20054 and 17.011.30059-17.011.30197 - Use-After-Free
Title source: llmDescription
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an 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.
References (1)
Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://helpx.adobe.com/security/products/acrobat/apsb21-51.html
Scores
CVSS v3
7.8
EPSS
0.6605
EPSS Percentile
99.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
Status
published
Products (4)
adobe/acrobat_dc
15.008.20082 - 21.005.20054
adobe/acrobat_dc
17.011.30059 - 17.011.30197
adobe/acrobat_reader_dc
15.008.20082 - 21.005.20054
adobe/acrobat_reader_dc
17.011.30059 - 17.011.30197
Published
Aug 20, 2021
Tracked Since
Feb 18, 2026