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Case File

CVE-2021-39853

MEDIUM · CVSS 5.5 EPSS 2.19% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-29 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-39853
Severity
MEDIUM
CVSS
5.5
EPSS
2.19%

Original NVD Description

Acrobat Reader DC versions 2021.005.20060 (and earlier), 2020.004.30006 (and earlier) and 2017.011.30199 (and earlier) are affected by a Null pointer dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.