CVE-2026-78190 (GCVE-0-2026-78190)
Vulnerability from cvelistv5
Published
2026-10-31 14:34
Modified
2026-10-31 14:34
Severity ?
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
WebDyne versions from 2.014 before 3.022 for Perl reflect request parameters unescaped into form field values, allowing cross-site scripting. The textfield, password_field and filefield tags fill their value attribute from the request parameter of the same name. WEBDYNE_CGI_AUTOESCAPE, which controls escaping of these values, defaults to off. From 2.022, WebDyne::HTML::Tiny also replaced its entity_encode method with one that returns its input unchanged, so enabling WEBDYNE_CGI_AUTOESCAPE has no effect. A remote attacker can inject script into any page using these tags through a crafted link.
Impacted products
Vendor Product Version
Version: 2.014   < 3.022
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Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://cpan.org/modules",
          "defaultStatus": "unaffected",
          "modules": [
            "WebDyne"
          ],
          "packageName": "WebDyne",
          "packageURL": "pkg:cpan/WebDyne",
          "programFiles": [
            "lib/WebDyne.pm",
            "lib/WebDyne/HTML/Tiny.pm"
          ],
          "programRoutines": [
            {
              "name": "WebDyne::HTML::Tiny::entity_encode"
            }
          ],
          "repo": "https://github.com/aspeer/WebDyne",
          "versions": [
            {
              "lessThan": "3.022",
              "status": "affected",
              "version": "2.014",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "WebDyne versions from 2.014 before 3.022 for Perl reflect request parameters unescaped into form field values, allowing cross-site scripting.\n\nThe textfield, password_field and filefield tags fill their value attribute from the request parameter of the same name. WEBDYNE_CGI_AUTOESCAPE, which controls escaping of these values, defaults to off. From 2.022, WebDyne::HTML::Tiny also replaced its entity_encode method with one that returns its input unchanged, so enabling WEBDYNE_CGI_AUTOESCAPE has no effect.\n\nA remote attacker can inject script into any page using these tags through a crafted link."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-31T14:34:14.014Z",
        "orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
        "shortName": "CPANSec"
      },
      "references": [
        {
          "tags": [
            "release-notes"
          ],
          "url": "https://metacpan.org/release/ASPEER/WebDyne-3.022/changes"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to WebDyne 3.022 or later."
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "WebDyne versions from 2.014 before 3.022 for Perl reflect request parameters unescaped into form field values, allowing cross-site scripting",
      "x_generator": {
        "engine": "cpansec-cna-tool 0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e",
    "assignerShortName": "CPANSec",
    "cveId": "CVE-2026-78190",
    "datePublished": "2026-10-31T14:34:14.014Z",
    "dateReserved": "2026-08-23T18:38:50.604Z",
    "dateUpdated": "2026-10-31T14:34:14.014Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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