cve-2023-39318
Vulnerability from cvelistv5
Published
2023-09-08 16:13
Modified
2024-08-02 18:02
Severity
Summary
Improper handling of HTML-like comments in script contexts in html/template
Impacted products
Show details on NVD website


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            "url": "https://go.dev/cl/526156"
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            "url": "https://pkg.go.dev/vuln/GO-2023-2041"
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            "url": "https://security.netapp.com/advisory/ntap-20231020-0009/"
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            "url": "https://security.gentoo.org/glsa/202311-09"
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        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "html/template",
          "product": "html/template",
          "programRoutines": [
            {
              "name": "isComment"
            },
            {
              "name": "escaper.escapeText"
            },
            {
              "name": "tJS"
            },
            {
              "name": "tLineCmt"
            },
            {
              "name": "Template.Execute"
            },
            {
              "name": "Template.ExecuteTemplate"
            }
          ],
          "vendor": "Go standard library",
          "versions": [
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              "lessThan": "1.20.8",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
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            {
              "lessThan": "1.21.1",
              "status": "affected",
              "version": "1.21.0-0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The html/template package does not properly handle HTML-like \"\" comment tokens, nor hashbang \"#!\" comment tokens, in \u003cscript\u003e contexts. This may cause the template parser to improperly interpret the contents of \u003cscript\u003e contexts, causing actions to be improperly escaped. This may be leveraged to perform an XSS attack."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
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        "shortName": "Go"
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      "title": "Improper handling of HTML-like comments in script contexts in html/template"
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  },
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    "assignerShortName": "Go",
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    "datePublished": "2023-09-08T16:13:24.063Z",
    "dateReserved": "2023-07-27T17:05:55.186Z",
    "dateUpdated": "2024-08-02T18:02:06.918Z",
    "state": "PUBLISHED"
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