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Case File

CVE-2019-3563

CRITICAL · CVSS 9.8 EPSS 1.71% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-04-29 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

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

GitHub PoC Links

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

CVE
CVE-2019-3563
Severity
CRITICAL
CVSS
9.8
EPSS
1.71%

Original Filing — NVD Description

Wangle's LineBasedFrameDecoder contains logic for identifying newlines which incorrectly advances a buffer, leading to a potential underflow. This affects versions of Wangle prior to v2019.04.22.00