CVE-2026-22235 (GCVE-0-2026-22235)

Vulnerability from cvelistv5 – Published: 2026-01-08 17:13 – Updated: 2026-01-08 18:19
VLAI?
Title
OPEXUS eComplaint IDOR
Summary
OPEXUS eComplaint before version 9.0.45.0 allows an attacker to visit the the 'DocumentOpen.aspx' endpoint, iterate through predictable values of 'chargeNumber', and download any uploaded files.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
Impacted products
Vendor Product Version
OPEXUS eComplaint Affected: 0 , < 9.0.45.0 (custom)
Unaffected: 9.0.45.0
Create a notification for this product.
Credits
Zach Crosman, CISA
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22235",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-08T18:19:04.759466Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-08T18:19:28.076Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "product": "eComplaint",
          "vendor": "OPEXUS",
          "versions": [
            {
              "lessThan": "9.0.45.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "9.0.45.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Zach Crosman, CISA"
        }
      ],
      "datePublic": "2026-01-08T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "OPEXUS eComplaint before version 9.0.45.0 allows an attacker to visit the the \u0027DocumentOpen.aspx\u0027 endpoint, iterate through predictable values of \u0027chargeNumber\u0027, and download any uploaded files."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          }
        },
        {
          "other": {
            "content": {
              "id": "CVE-2026-22235",
              "options": [
                {
                  "Exploitation": "poc"
                },
                {
                  "Automatable": "yes"
                },
                {
                  "Technical Impact": "partial"
                }
              ],
              "role": "CISA Coordinator",
              "timestamp": "2026-01-05T16:31:59.035811Z",
              "version": "2.0.3"
            },
            "type": "ssvc"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-08T17:13:24.266Z",
        "orgId": "9119a7d8-5eab-497f-8521-727c672e3725",
        "shortName": "cisa-cg"
      },
      "references": [
        {
          "name": "url",
          "tags": [
            "government-resource",
            "third-party-advisory"
          ],
          "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-008-02.json"
        },
        {
          "name": "url",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://www.cve.org/CVERecord?id=CVE-2026-22235"
        }
      ],
      "title": "OPEXUS eComplaint IDOR"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9119a7d8-5eab-497f-8521-727c672e3725",
    "assignerShortName": "cisa-cg",
    "cveId": "CVE-2026-22235",
    "datePublished": "2026-01-08T17:13:24.266Z",
    "dateReserved": "2026-01-06T22:00:19.558Z",
    "dateUpdated": "2026-01-08T18:19:28.076Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-22235\",\"sourceIdentifier\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"published\":\"2026-01-08T18:16:00.523\",\"lastModified\":\"2026-01-08T18:16:00.523\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"OPEXUS eComplaint before version 9.0.45.0 allows an attacker to visit the the \u0027DocumentOpen.aspx\u0027 endpoint, iterate through predictable values of \u0027chargeNumber\u0027, and download any uploaded files.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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\",\"baseScore\":8.7,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"NONE\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-639\"}]}],\"references\":[{\"url\":\"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-008-02.json\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"},{\"url\":\"https://www.cve.org/CVERecord?id=CVE-2026-22235\",\"source\":\"9119a7d8-5eab-497f-8521-727c672e3725\"}]}}",
    "vulnrichment": {
      "containers": "{\"cna\": {\"descriptions\": [{\"lang\": \"en\", \"value\": \"OPEXUS eComplaint before version 9.0.45.0 allows an attacker to visit the the \u0027DocumentOpen.aspx\u0027 endpoint, iterate through predictable values of \u0027chargeNumber\u0027, and download any uploaded files.\"}], \"affected\": [{\"vendor\": \"OPEXUS\", \"product\": \"eComplaint\", \"defaultStatus\": \"unknown\", \"versions\": [{\"version\": \"0\", \"status\": \"affected\", \"lessThan\": \"9.0.45.0\", \"versionType\": \"custom\"}, {\"version\": \"9.0.45.0\", \"status\": \"unaffected\"}]}], \"problemTypes\": [{\"descriptions\": [{\"description\": \"CWE-639 Authorization Bypass Through User-Controlled Key\", \"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-639\"}]}], \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 8.7, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"NONE\", \"vulnIntegrityImpact\": \"NONE\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"NONE\", \"vulnConfidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"timestamp\": \"2026-01-05T16:31:59.035811Z\", \"id\": \"CVE-2026-22235\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"role\": \"CISA Coordinator\", \"version\": \"2.0.3\"}}}], \"title\": \"OPEXUS eComplaint IDOR\", \"references\": [{\"name\": \"url\", \"url\": \"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-008-02.json\", \"tags\": [\"government-resource\", \"third-party-advisory\"]}, {\"name\": \"url\", \"url\": \"https://www.cve.org/CVERecord?id=CVE-2026-22235\", \"tags\": [\"vdb-entry\"]}], \"credits\": [{\"value\": \"Zach Crosman, CISA\", \"lang\": \"en\"}], \"datePublic\": \"2026-01-08T00:00:00.000Z\", \"providerMetadata\": {\"orgId\": \"9119a7d8-5eab-497f-8521-727c672e3725\", \"shortName\": \"cisa-cg\", \"dateUpdated\": \"2026-01-08T17:13:24.266Z\"}}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-22235\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-01-08T18:19:04.759466Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-01-08T18:19:15.358Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-22235\", \"assignerOrgId\": \"9119a7d8-5eab-497f-8521-727c672e3725\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"cisa-cg\", \"dateReserved\": \"2026-01-06T22:00:19.558Z\", \"datePublished\": \"2026-01-08T17:13:24.266Z\", \"dateUpdated\": \"2026-01-08T18:19:28.076Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.