CVE-2026-19677 (GCVE-0-2026-19677)
Vulnerability from cvelistv5
Published
2026-10-23 01:21
Modified
2026-11-05 02:30
CWE
  • CWE-306 - Missing authentication for critical function
Summary
An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14 allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.
Impacted products
Vendor Product Version
onPhase onPhase Forms Version: 11.0.14
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-19677",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-11-02T12:39:02.298407Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-11-02T12:39:21.825Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "onPhase Forms",
          "vendor": "onPhase",
          "versions": [
            {
              "status": "affected",
              "version": "11.0.14"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Animesh Acharya"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "Harry Withington"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "Joshua Nibbs"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cdiv\u003e\u003cspan\u003eAn authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14\u0026nbsp;\u003c/span\u003e\u003cspan\u003eallows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.\u003c/span\u003e\u003c/div\u003e"
            }
          ],
          "value": "An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14\u00a0allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-115",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-115 Authentication Bypass"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "exploitMaturity": "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",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-306",
              "description": "CWE-306 Missing authentication for critical function",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-11-05T02:30:48.064Z",
        "orgId": "9c1820ae-fb77-4810-a8aa-ca46e7474d2f",
        "shortName": "MON-CSIRT"
      },
      "references": [
        {
          "tags": [
            "release-notes"
          ],
          "url": "https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/pages/1069273270/Detailed+Release+Notes"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/overview?homepageId=1069252609"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cul\u003e\n \u003cli\u003eUpgrade to 11.0.17\u003c/li\u003e\n \u003cul\u003e\n  \u003cli\u003eThe\n      unauthenticated registration endpoint has been removed.\u003c/li\u003e\n  \u003cli\u003eRules run in a\n      sandbox that blocks access to unapproved Java classes.\u003c/li\u003e\n  \u003cli\u003eThe Document\n      Service endpoint (/service) is disabled by default\n      (frevvo.documentServiceApi.enabled=false). Re-enabling it brings back the\n      risk of server-side request forgery and is done at the customer\u0027s own\n      risk.\u003c/li\u003e\n \u003c/ul\u003e\n \u003cli\u003eCustomers who\n     cannot upgrade immediately should block /frevvo/web/webapp/register and\n     /frevvo/web/**/service at their reverse proxy or web application firewall.\u003c/li\u003e\n\u003c/ul\u003e"
            }
          ],
          "value": "*  Upgrade to 11.0.17\n\n \n    *  The\n      unauthenticated registration endpoint has been removed.\n\n    *  Rules run in a\n      sandbox that blocks access to unapproved Java classes.\n\n    *  The Document\n      Service endpoint (/service) is disabled by default\n      (frevvo.documentServiceApi.enabled=false). Re-enabling it brings back the\n      risk of server-side request forgery and is done at the customer\u0027s own\n      risk.\n\n \n\n\n   *  Customers who\n     cannot upgrade immediately should block /frevvo/web/webapp/register and\n     /frevvo/web/**/service at their reverse proxy or web application firewall."
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Authentication Bypass Leading to Server-Side Command Execution",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9c1820ae-fb77-4810-a8aa-ca46e7474d2f",
    "assignerShortName": "MON-CSIRT",
    "cveId": "CVE-2026-19677",
    "datePublished": "2026-10-23T01:21:08.272Z",
    "dateReserved": "2026-08-12T22:38:37.258Z",
    "dateUpdated": "2026-11-05T02:30:48.064Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-19677\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-11-02T12:39:02.298407Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-11-02T12:39:09.783Z\"}}], \"cna\": {\"title\": \"Authentication Bypass Leading to Server-Side Command Execution\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"an1msh\"}, {\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Crelic\"}, {\"lang\": \"en\", \"type\": \"finder\", \"value\": \"dwbzn\"}], \"impacts\": [{\"capecId\": \"CAPEC-115\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-115 Authentication Bypass\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"NOT_DEFINED\", \"baseScore\": 9.3, \"Automatable\": \"NOT_DEFINED\", \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"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\", \"exploitMaturity\": \"NOT_DEFINED\", \"providerUrgency\": \"NOT_DEFINED\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"vulnIntegrityImpact\": \"HIGH\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"HIGH\", \"subConfidentialityImpact\": \"NONE\", \"vulnConfidentialityImpact\": \"HIGH\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"onPhase\", \"product\": \"onPhase Forms\", \"versions\": [{\"status\": \"affected\", \"version\": \"11.0.14\"}], \"defaultStatus\": \"unaffected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"*  Upgrade to 11.0.17\\n\\n \\n    *  The\\n      unauthenticated registration endpoint has been removed.\\n\\n    *  Rules run in a\\n      sandbox that blocks access to unapproved Java classes.\\n\\n    *  The Document\\n      Service endpoint (/service) is disabled by default\\n      (frevvo.documentServiceApi.enabled=false). Re-enabling it brings back the\\n      risk of server-side request forgery and is done at the customer\u0027s own\\n      risk.\\n\\n \\n\\n\\n   *  Customers who\\n     cannot upgrade immediately should block /frevvo/web/webapp/register and\\n     /frevvo/web/**/service at their reverse proxy or web application firewall.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cul\u003e\\n \u003cli\u003eUpgrade to 11.0.17\u003c/li\u003e\\n \u003cul\u003e\\n  \u003cli\u003eThe\\n      unauthenticated registration endpoint has been removed.\u003c/li\u003e\\n  \u003cli\u003eRules run in a\\n      sandbox that blocks access to unapproved Java classes.\u003c/li\u003e\\n  \u003cli\u003eThe Document\\n      Service endpoint (/service) is disabled by default\\n      (frevvo.documentServiceApi.enabled=false). Re-enabling it brings back the\\n      risk of server-side request forgery and is done at the customer\u0027s own\\n      risk.\u003c/li\u003e\\n \u003c/ul\u003e\\n \u003cli\u003eCustomers who\\n     cannot upgrade immediately should block /frevvo/web/webapp/register and\\n     /frevvo/web/**/service at their reverse proxy or web application firewall.\u003c/li\u003e\\n\u003c/ul\u003e\", \"base64\": false}]}], \"references\": [{\"url\": \"https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/pages/1069273270/Detailed+Release+Notes\", \"tags\": [\"release-notes\"]}, {\"url\": \"https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/overview?homepageId=1069252609\", \"tags\": [\"product\"]}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.5\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14\\u00a0allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cdiv\u003e\u003cspan\u003eAn authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14\u0026nbsp;\u003c/span\u003e\u003cspan\u003eallows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.\u003c/span\u003e\u003c/div\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-306\", \"description\": \"CWE-306 Missing authentication for critical function\"}]}], \"providerMetadata\": {\"orgId\": \"9c1820ae-fb77-4810-a8aa-ca46e7474d2f\", \"shortName\": \"MON-CSIRT\", \"dateUpdated\": \"2026-10-23T01:21:08.272Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-19677\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-11-02T12:39:21.825Z\", \"dateReserved\": \"2026-08-12T22:38:37.258Z\", \"assignerOrgId\": \"9c1820ae-fb77-4810-a8aa-ca46e7474d2f\", \"datePublished\": \"2026-10-23T01:21:08.272Z\", \"assignerShortName\": \"MON-CSIRT\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…