AUGUST 4, 2026
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Case File

CVE-2021-39845

MEDIUM · CVSS 6.1 EPSS 2.59% 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-2021-39845
Severity
MEDIUM
CVSS
6.1
EPSS
2.59%

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 stack overflow vulnerability due to insecure handling of a crafted PDF file, potentially resulting in memory corruption in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted PDF file in Acrobat Reader.