{
  "document": {
    "aggregate_severity": {
      "text": "Important"
    },
    "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": "* SECURITY UPDATE: HTTP::Tiny does not verify TLS certificates by default\n     - debian/patches/CVE-2023-31486.patch: flip verify_SSL default from 0\n       to 1 in cpan/HTTP-Tiny/lib/HTTP/Tiny.pm; add\n       PERL_HTTP_TINY_SSL_INSECURE_BY_DEFAULT escape-hatch env var; update\n       POD (SSL SUPPORT -> TLS/SSL SUPPORT, machine-in-the-middle, extra\n       CA search paths); add offline regression test\n       cpan/HTTP-Tiny/t/180_verify_SSL.t.\n     - CVE-2023-31486",
        "title": "Details"
      }
    ],
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      },
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        "url": "https://security.tuxcare.com/csaf/v2/els_os/ubuntu20.04els/advisories/2026/clsa-2026_1777548161.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-04-30T11:23:24Z",
      "generator": {
        "date": "2026-04-30T11:23:24Z",
        "engine": {
          "name": "pyCSAF"
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      },
      "id": "CLSA-2026:1777548161",
      "initial_release_date": "2026-04-30T11:23:24Z",
      "revision_history": [
        {
          "date": "2026-04-30T11:23:24Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "Fix CVE(s): CVE-2023-31486"
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  "vulnerabilities": [
    {
      "cve": "CVE-2023-31486",
      "cwe": {
        "id": "CWE-295",
        "name": "Improper Certificate Validation"
      },
      "notes": [
        {
          "category": "description",
          "text": "HTTP::Tiny before 0.083, a Perl core module since 5.13.9 and available standalone on CPAN, has an insecure default TLS configuration where users must opt in to verify certificates.",
          "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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          "Ubuntu-20:perl-modules-5.30-0:5.30.0-9ubuntu0.5+tuxcare.els1.all"
        ]
      },
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        {
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          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2023-31486"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2023/04/29/1",
          "url": "http://www.openwall.com/lists/oss-security/2023/04/29/1"
        },
        {
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        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2023/05/03/5",
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        },
        {
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          "summary": "http://www.openwall.com/lists/oss-security/2023/05/07/2",
          "url": "http://www.openwall.com/lists/oss-security/2023/05/07/2"
        },
        {
          "category": "external",
          "summary": "https://blog.hackeriet.no/perl-http-tiny-insecure-tls-default-affects-cpan-modules/",
          "url": "https://blog.hackeriet.no/perl-http-tiny-insecure-tls-default-affects-cpan-modules/"
        },
        {
          "category": "external",
          "summary": "https://github.com/chansen/p5-http-tiny/pull/153",
          "url": "https://github.com/chansen/p5-http-tiny/pull/153"
        },
        {
          "category": "external",
          "summary": "https://hackeriet.github.io/cpan-http-tiny-overview/",
          "url": "https://hackeriet.github.io/cpan-http-tiny-overview/"
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        {
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          "summary": "https://www.openwall.com/lists/oss-security/2023/04/18/14",
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          "url": "https://www.openwall.com/lists/oss-security/2023/05/03/4"
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        {
          "category": "external",
          "summary": "https://www.reddit.com/r/perl/comments/111tadi/psa_httptiny_disabled_ssl_verification_by_default/",
          "url": "https://www.reddit.com/r/perl/comments/111tadi/psa_httptiny_disabled_ssl_verification_by_default/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20241129-0011/",
          "url": "https://security.netapp.com/advisory/ntap-20241129-0011/"
        }
      ],
      "release_date": "2023-04-29T00:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-04-30T11:22:45.512195Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1777548161",
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        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
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          "category": "impact",
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}