AUGUST 4, 2026
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Case File

CVE-2021-41688

HIGH · CVSS 7.5 EPSS 1.63% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-28 · 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.

GitHub PoC Links
github.com ↗ github.com ↗

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

CVE
CVE-2021-41688
Severity
HIGH
CVSS
7.5
EPSS
1.63%

Original NVD Description

DCMTK through 3.6.6 does not handle memory free properly. The object in the program is free but its address is still used in other locations. Sending specific requests to the dcmqrdb program will incur a double free. An attacker can use it to launch a DoS attack.