CVE-2021-40728CWE-416

Adobe Acrobat Reader DC Use After Free Arbitrary Code Execution

High · published October 15, 2021

Patch now

High probability of exploitation

CVSS calls it high at 7.8. It sits in the 99.0th percentile for exploit probability.

CVSS v3.1
7.8
EPSS
55%
Percentile
99.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.54627 · 99.0th percentile
Weakness
CWE-416 · Use After Free
Published
2021-10-15T14:22Z
EPSS history
Timeline
  • 15 OCT 14:22Z
    Adobe Acrobat Reader DC Use After Free Arbitrary Code Execution
    cvelistv5