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Case File

CVE-2017-16931

CRITICAL · CVSS 9.8 EPSS 4.28% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-11-23 · 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-2017-16931
Severity
CRITICAL
CVSS
9.8
EPSS
4.28%

Original Filing — NVD Description

parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference function in the case of a '%' character in a DTD name.