VULNERABILITY INTELLIGENCE
CVE-2021-28636
CVSS score7.3 HIGH
EPSS probability2.22%
CISA KEVNot currently listed
Published2021-08-20
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Description
Acrobat Reader DC versions 2021.005.20054 (and earlier), 2020.004.30005 (and earlier) and 2017.011.30197 (and earlier) are affected by an Uncontrolled Search Path Element vulnerability. An attacker with access to the victim's C:/ folder 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.
Weakness classification
- psirt@adobe.com: CWE-427
- nvd@nist.gov: CWE-427
Primary references
- psirt@adobe.com — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory