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8.8

CVE-2021-28562: 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 when executing search ...

CVE-2021-28562 · published 5 years ago
Summary

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 when executing search queries through Javascript. An unauthenticated attacker could leverage this vulnerability to achieve ar...

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
adobe acrobat_dc >= 15.008.20082, <= 21.001.20150
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
adobe acrobat_reader_dc >= 15.008.20082, <= 21.001.20150
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
Original advisory text
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 when executing search ...
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 when executing search queries through Javascript. 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.
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
8.8 High
Exploitation
5% chance of attack within 30 days
Type
CWE-416Use After Free
Timeline
Published28 Jun 2021
Updated4 Nov 2026
First seen29 Sep 2026
Sources
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