{
  "document": {
    "aggregate_severity": {
      "text": "Critical"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "CVE-2021-26291: block external HTTP repositories by default\n  (MNG-7116, MNG-7117, MNG-7118, MNG-7128)",
        "title": "Details"
      }
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      "initial_release_date": "2026-08-11T07:25:58Z",
      "revision_history": [
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          "date": "2026-08-11T07:25:58Z",
          "number": "1",
          "summary": "Initial version"
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      "status": "final",
      "version": "1"
    },
    "title": "maven: Fix of CVE-2021-26291"
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      "cwe": {
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        "name": "Origin Validation Error"
      },
      "notes": [
        {
          "category": "description",
          "text": "Apache Maven will follow repositories that are defined in a dependency’s Project Object Model (pom) which may be surprising to some users, resulting in potential risk if a malicious actor takes over that repository or is able to insert themselves into a position to pretend to be that repository. Maven is changing the default behavior in 3.8.1+ to no longer follow http (non-SSL) repository references by default. More details available in the referenced urls. If you are currently using a repository manager to govern the repositories used by your builds, you are unaffected by the risks present in the legacy behavior, and are unaffected by this vulnerability and change to default behavior. See this link for more information about repository management: https://maven.apache.org/repository-management.html",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
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          "url": "https://cve.tuxcare.com/els/cve/CVE-2021-26291"
        },
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          "summary": "http://www.openwall.com/lists/oss-security/2021/04/23/5",
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          "date": "2026-08-11T07:25:16.389537Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1786433114",
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            "confidentialityImpact": "HIGH",
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            "scope": "UNCHANGED",
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}