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Case File

CVE-2016-9954

HIGH · CVSS 7.5 EPSS 2.40% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-04-21 · 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
github.com ↗

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

CVE
CVE-2016-9954
Severity
HIGH
CVSS
7.5
EPSS
2.40%

Original Filing — NVD Description

The backtrack compilation code in the Irregex package (aka IrRegular Expressions) before 0.9.6 for Scheme allows remote attackers to cause a denial of service (memory consumption) via a crafted regular expression with a repeating pattern.