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CVE-2025-41702

🗓️ 26 Aug 2025 06:10:57Reported by CERTVDEType 
cve
 cve🔗 web.nvd.nist.gov👁 19 Views

CVE-2025-41702: JWT secret in egOS WebGUI backend readable by default user; unauth attacker forges HS256 tokens to bypass auth

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
BDU FSTEC		The vulnerability in the web interface of the egOS operating system for Welotec industrial devices allows a perpetrator to bypass existing security mechanisms and gain unauthorized access to the device.
27 Aug 202500:00
–bdu_fstec
Circl		CVE-2025-41702
26 Aug 202507:23
–circl
CNNVD		Welotec多款产品 安全漏洞
26 Aug 202500:00
–cnnvd
Cvelist		CVE-2025-41702 egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass
26 Aug 202506:10
–cvelist
EUVD		EUVD-2025-25832
3 Oct 202520:07
–euvd
NVD		CVE-2025-41702
26 Aug 202506:15
–nvd
Positive Technologies		PT-2025-34744
25 Aug 202500:00
–ptsecurity
RedhatCVE		CVE-2025-41702
30 Aug 202518:18
–redhatcve
Vulnrichment		CVE-2025-41702 egOS WebGUI Hard-Coded JWT Secret Enables Authentication Bypass
26 Aug 202506:10
–vulnrichment
Vulners
Node
OR
weloteceg400mk2-d11001-000101Range<1.7.7
weloteceg400mk2-d11101-000101Range<1.7.7
weloteceg503wRange<1.7.7
weloteceg503lRange<1.7.7
weloteceg503w_4gbRange<1.7.7
weloteceg503l_4gbRange<1.7.7
weloteceg503l-gRange<1.7.7
weloteceg500mk2-a11101-000101Range<1.7.7
weloteceg500mk2-a11001-000101Range<1.7.7
weloteceg500mk2-b11101-000101Range<1.7.7
weloteceg500mk2-b11001-000101Range<1.7.7
weloteceg500mk2-c11101-000101Range<1.7.7
weloteceg500mk2-c11001-000101Range<1.7.7
weloteceg500mk2-a12011-000101Range<1.7.7
weloteceg500mk2-a11001-000201Range<1.7.7
weloteceg500mk2-a21101-000101Range<1.7.7
weloteceg602wRange<1.7.7
weloteceg602lRange<1.7.7
weloteceg603w_mk2Range<1.7.7
weloteceg603l_mk2Range<1.7.7
weloteceg802wRange<1.7.7
weloteceg804wRange<1.7.7
weloteceg802w_i7_512gb_dinrailRange<1.7.7
weloteceg802w_i7_512gb_w/o_dinrailRange<1.7.7
weloteceg804wRange<1.7.7pro
[
  {
    "defaultStatus": "unaffected",
    "product": "EG400Mk2-D11001-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG400Mk2-D11101-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG503W",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG503L",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG503W_4GB",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG503L_4GB",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG503L-G",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-A11101-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-A11001-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-B11101-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-B11001-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-C11101-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-C11001-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-A12011-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-A11001-000201",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG500Mk2-A21101-000101",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG602W",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG602L",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG603W Mk2",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG603L Mk2",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG802W",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG804W",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG802W_i7_512GB_DinRail",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG802W_i7_512GB_w/o DinRail",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "EG804W Pro",
    "vendor": "Welotec",
    "versions": [
      {
        "lessThan": "<v1.7.7",
        "status": "affected",
        "version": "0.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "v1.8.2",
        "status": "affected",
        "version": "v1.8.0",
        "versionType": "semver"
      }
    ]
  }
]

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17 Jun 2026 09:23Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.19.8
EPSS0.00491
SSVC
CWE-321
secret key exposedweb gui backenddefault user accesstoken forgerybypass authentication
19