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CVE-2026-55584

🗓️ 28 Aug 2026 18:29:36Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 79 Views🌐 WEB

IP allowlist bypass in phpSysInfo before 3.4.6 via spoofed X-Forwarded-For header.

Related
Detection
Affected
Refs
Paths
Vulners
Node
[
  {
    "vendor": "phpsysinfo",
    "product": "phpsysinfo",
    "versions": [
      {
        "version": "< 3.4.6",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
X-Forwarded-Forheader/xml.phpIP allowlist bypass via attacker-controlled X-Forwarded-For / Client-IP headers, granting access to sensitive system information in xml.php.CWE-290
Client-IPheader/xml.phpIP allowlist bypass via attacker-controlled X-Forwarded-For / Client-IP headers, granting access to sensitive system information in xml.php.CWE-290

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09 Sep 2026 21:09Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.0191
SSVC
79