AUGUST 4, 2026
Live Feed
Return to register
Case File

CVE-2017-5677

CRITICAL · CVSS 9.8 EPSS 4.83% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-02-06 · 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.

Detected Signals
remote code execution code execution

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

CVE
CVE-2017-5677
Severity
CRITICAL
CVSS
9.8
EPSS
4.83%

Original Filing — NVD Description

PEAR HTML_AJAX 0.3.0 through 0.5.7 has a PHP Object Injection Vulnerability in the PHP Serializer. It allows remote code execution. In one viewpoint, the root cause is an incorrect regular expression.