Home / Vulnerabilities / CVE-2021-28550
CRITICAL SEVERITY
CVE-2021-28550 Adobe · Acrobat and Reader

Adobe Acrobat and Reader Use-After-Free Vulnerability

Technical Severity

CVSS v3.1 Metrics

CRITICAL
9.6 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

32.05 %
Predictive Probability
Percentile Rank
96.7 th

Documented as more likely to be exploited than 96.7% of known CVEs.

Detection Date

Nov 03, 2021

Remediation Due

Nov 17, 2021

CISA Catalog Active

Threat Analysis

Adobe Acrobat and Reader contains a use-after-free vulnerability that could allow an unauthenticated attacker to achieve code execution in the context of the current user.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence