FKIE_CVE-2022-50912

Vulnerability from fkie_nvd - Published: 2026-01-13 23:15 - Updated: 2026-02-03 19:26
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
ImpressCMS 1.4.4 contains a file upload vulnerability with weak extension sanitization that allows attackers to upload potentially malicious files. Attackers can bypass file upload restrictions by using alternative file extensions .php2.php6.php7.phps.pht to execute arbitrary PHP code on the server.
References
disclosure@vulncheck.comhttps://github.com/ImpressCMS/impresscmsProduct
disclosure@vulncheck.comhttps://www.exploit-db.com/exploits/50890Exploit, Third Party Advisory, VDB Entry
disclosure@vulncheck.comhttps://www.impresscms.org/Product
disclosure@vulncheck.comhttps://www.vulncheck.com/advisories/impresscms-unrestricted-file-uploadThird Party Advisory
Impacted products
Vendor Product Version
impresscms impresscms 1.4.4
To clipboard 

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              "criteria": "cpe:2.3:a:impresscms:impresscms:1.4.4:*:*:*:*:*:*:*",
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  "descriptions": [
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      "value": "ImpressCMS 1.4.4 contains a file upload vulnerability with weak extension sanitization that allows attackers to upload potentially malicious files. Attackers can bypass file upload restrictions by using alternative file extensions .php2.php6.php7.phps.pht to execute arbitrary PHP code on the server."
    },
    {
      "lang": "es",
      "value": "ImpressCMS 1.4.4 contiene una vulnerabilidad de carga de archivos con una sanitizaci\u00f3n d\u00e9bil de la extensi\u00f3n que permite a los atacantes cargar archivos potencialmente maliciosos. Los atacantes pueden eludir las restricciones de carga de archivos utilizando extensiones de archivo alternativas .php2.php6.php7.phps.pht para ejecutar c\u00f3digo PHP arbitrario en el servidor."
    }
  ],
  "id": "CVE-2022-50912",
  "lastModified": "2026-02-03T19:26:43.090",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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        "type": "Primary"
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    "cvssMetricV40": [
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          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
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          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
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          "baseSeverity": "CRITICAL",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
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  "published": "2026-01-13T23:15:54.350",
  "references": [
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      "source": "disclosure@vulncheck.com",
      "tags": [
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "lang": "en",
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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