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    2 vulnerabilities by getfider

    CVE-2026-102877 (GCVE-0-2026-102877)

    Vulnerability from nvd – Published: 2026-09-29 20:01 – Updated: 2026-09-29 20:01
    VLAI
    Title
    Fider before 0.38.0 SSRF via DNS rebinding in webhook validation
    Summary
    Fider before 0.38.0 contains a server-side request forgery vulnerability due to a time-of-check time-of-use gap in URL validation for webhooks and custom OAuth provider endpoints. Administrators controlling DNS can perform DNS rebinding attacks to make the Fider server send requests to internal services or cloud metadata endpoints.
    Severity
    2.1 (Low)
    CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
    4.4 (Medium)
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
    CWE
    • CWE-918 - Server-Side Request Forgery (SSRF)
    Assigner
    References
    Impacted products
    Vendor Product Version
    getfider fider Affected: 0 , < 0.38.0 (semver)
    Unaffected: 0.38.0 (semver)
    		Create a notification for this product.
    Date Public
    2026-09-28 00:00
    Credits
    George Chen
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:golang/github.com/getfider/fider",
          "product": "fider",
          "vendor": "getfider",
          "versions": [
            {
              "lessThan": "0.38.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "0.38.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "George Chen"
        }
      ],
      "datePublic": "2026-09-28T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Fider before 0.38.0 contains a server-side request forgery vulnerability due to a time-of-check time-of-use gap in URL validation for webhooks and custom OAuth provider endpoints. Administrators controlling DNS can perform DNS rebinding attacks to make the Fider server send requests to internal services or cloud metadata endpoints."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "HIGH",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 2.1,
            "baseSeverity": "LOW",
            "privilegesRequired": "HIGH",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-918",
              "description": "Server-Side Request Forgery (SSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-29T20:01:06.796Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Security Advisory (GHSA-whx4-hxwq-qgjh)",
          "tags": [
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          ],
          "url": "https://github.com/getfider/fider/security/advisories/GHSA-whx4-hxwq-qgjh"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/getfider/fider/commit/45f5627b9fd15b912fb9092635c863fb4c91dd69"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/getfider/fider/blob/v0.37.0/app/pkg/validate/general.go"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/getfider/fider/blob/v0.37.0/app/services/httpclient/httpclient.go"
        },
        {
          "name": "fider v0.38.0 Release Notes",
          "tags": [
            "release-notes"
          ],
          "url": "https://github.com/getfider/fider/releases/tag/v0.38.0"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/getfider/fider"
        },
        {
          "name": "VulnCheck Advisory: Fider before 0.38.0 SSRF via DNS rebinding in webhook validation",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/fider-before-0.38.0-ssrf-via-dns-rebinding-in-webhook-validation"
        }
      ],
      "title": "Fider before 0.38.0 SSRF via DNS rebinding in webhook validation",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-102877",
    "datePublished": "2026-09-29T20:01:06.796Z",
    "dateReserved": "2026-09-29T17:33:19.099Z",
    "dateUpdated": "2026-09-29T20:01:06.796Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-102877 (GCVE-0-2026-102877)

    Vulnerability from cvelistv5 – Published: 2026-09-29 20:01 – Updated: 2026-09-29 20:01
    VLAI
    Title
    Fider before 0.38.0 SSRF via DNS rebinding in webhook validation
    Summary
    Fider before 0.38.0 contains a server-side request forgery vulnerability due to a time-of-check time-of-use gap in URL validation for webhooks and custom OAuth provider endpoints. Administrators controlling DNS can perform DNS rebinding attacks to make the Fider server send requests to internal services or cloud metadata endpoints.
    Severity
    2.1 (Low)
    CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
    4.4 (Medium)
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
    CWE
    • CWE-918 - Server-Side Request Forgery (SSRF)
    Assigner
    References
    Impacted products
    Vendor Product Version
    getfider fider Affected: 0 , < 0.38.0 (semver)
    Unaffected: 0.38.0 (semver)
    		Create a notification for this product.
    Date Public
    2026-09-28 00:00
    Credits
    George Chen
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:golang/github.com/getfider/fider",
          "product": "fider",
          "vendor": "getfider",
          "versions": [
            {
              "lessThan": "0.38.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "0.38.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "George Chen"
        }
      ],
      "datePublic": "2026-09-28T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Fider before 0.38.0 contains a server-side request forgery vulnerability due to a time-of-check time-of-use gap in URL validation for webhooks and custom OAuth provider endpoints. Administrators controlling DNS can perform DNS rebinding attacks to make the Fider server send requests to internal services or cloud metadata endpoints."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "HIGH",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 2.1,
            "baseSeverity": "LOW",
            "privilegesRequired": "HIGH",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "LOW",
            "vulnIntegrityImpact": "LOW"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-918",
              "description": "Server-Side Request Forgery (SSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-29T20:01:06.796Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Security Advisory (GHSA-whx4-hxwq-qgjh)",
          "tags": [
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          ],
          "url": "https://github.com/getfider/fider/security/advisories/GHSA-whx4-hxwq-qgjh"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/getfider/fider/commit/45f5627b9fd15b912fb9092635c863fb4c91dd69"
        },
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          ],
          "url": "https://github.com/getfider/fider/blob/v0.37.0/app/pkg/validate/general.go"
        },
        {
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          ],
          "url": "https://github.com/getfider/fider/blob/v0.37.0/app/services/httpclient/httpclient.go"
        },
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          "name": "fider v0.38.0 Release Notes",
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          ],
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          "name": "VulnCheck Advisory: Fider before 0.38.0 SSRF via DNS rebinding in webhook validation",
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      ],
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      "x_generator": {
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      }
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  },
  "cveMetadata": {
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    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-102877",
    "datePublished": "2026-09-29T20:01:06.796Z",
    "dateReserved": "2026-09-29T17:33:19.099Z",
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