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Case File

CVE-2016-6871

CRITICAL · CVSS 9.8 EPSS 2.33% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-02-17 · 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-2016-6871
Severity
CRITICAL
CVSS
9.8
EPSS
2.33%

Original Filing — NVD Description

Integer overflow in bcmath in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors, which triggers a buffer overflow.