{
   "document": {
      "category": "csaf_security_advisory",
      "csaf_version": "2.0",
      "distribution": {
         "tlp": {
            "label": "WHITE",
            "url": "https://www.first.org/tlp/"
         }
      },
      "lang": "en",
      "notes": [
         {
            "category": "description",
            "text": "HTTP::Session versions before 0.54 for Perl allow memcached command injection via unfiltered session ids in HTTP::Session::Store::CHI.\n\nThe session id from the client's cookie reaches the CHI cache unchanged. The sibling HTTP::Session::Store::Memcached rejects ids that contain control characters, but the CHI store has no such check, and CHI does not escape keys for its memcached drivers.\n\nWith a memcached driver, a CR and LF in the session id end the cache command early, and the server reads the bytes after them as further commands.",
            "title": "Vulnerability Description"
         }
      ],
      "publisher": {
         "category": "other",
         "contact_details": "gdt@cpan.org",
         "name": "giterlizzi",
         "namespace": "https://github.com/giterlizzi/"
      },
      "references": [
         {
            "category": "self",
            "summary": "CPANSA-http-session-2026-13575 JSON",
            "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2026/cpansa-http-session-2026-13575.json"
         },
         {
            "category": "external",
            "summary": "https://github.com/tokuhirom/http-session/commit/58288cbf941da6d2aad4ff5c0c79e523d9e583b4.patch",
            "url": "https://github.com/tokuhirom/http-session/commit/58288cbf941da6d2aad4ff5c0c79e523d9e583b4.patch"
         },
         {
            "category": "external",
            "summary": "https://metacpan.org/release/KTAT/http-session-0.53/source/lib/HTTP/Session/Store/CHI.pm",
            "url": "https://metacpan.org/release/KTAT/http-session-0.53/source/lib/HTTP/Session/Store/CHI.pm"
         },
         {
            "category": "external",
            "summary": "https://metacpan.org/release/TOKUHIROM/http-session-0.54/changes",
            "url": "https://metacpan.org/release/TOKUHIROM/http-session-0.54/changes"
         },
         {
            "category": "external",
            "summary": "CVE-2026-13575 (NVD)",
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-13575"
         }
      ],
      "title": "http-session vulnerability",
      "tracking": {
         "current_release_date": "2026-11-01T00:00:00",
         "generator": {
            "engine": {
               "name": "CSAF Perl Toolkit",
               "version": "0.26"
            }
         },
         "id": "CPANSA-http-session-2026-13575",
         "initial_release_date": "2026-11-01T00:00:00",
         "revision_history": [
            {
               "date": "2026-11-01T00:00:00",
               "number": "1",
               "summary": "First release"
            }
         ],
         "status": "final",
         "version": "1"
      }
   },
   "product_tree": {
      "branches": [
         {
            "branches": [
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/<0.54",
                  "product": {
                     "name": "http-session less than 0.54",
                     "product_id": "CSAFPID-0001",
                     "product_identification_helper": {
                        "purl": "pkg:cpan/http-session"
                     }
                  }
               },
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/>=0.54",
                  "product": {
                     "name": "http-session greater than or equal 0.54",
                     "product_id": "CSAFPID-0002",
                     "product_identification_helper": {
                        "purl": "pkg:cpan/http-session"
                     }
                  }
               }
            ],
            "category": "product_name",
            "name": "http-session"
         }
      ]
   },
   "vulnerabilities": [
      {
         "cve": "CVE-2026-13575",
         "cwe": {
            "id": "CWE-93",
            "name": "Improper Neutralization of CRLF Sequences ('CRLF Injection')"
         },
         "notes": [
            {
               "category": "description",
               "text": "HTTP::Session versions before 0.54 for Perl allow memcached command injection via unfiltered session ids in HTTP::Session::Store::CHI.\n\nThe session id from the client's cookie reaches the CHI cache unchanged. The sibling HTTP::Session::Store::Memcached rejects ids that contain control characters, but the CHI store has no such check, and CHI does not escape keys for its memcached drivers.\n\nWith a memcached driver, a CR and LF in the session id end the cache command early, and the server reads the bytes after them as further commands.",
               "title": "Vulnerability Description"
            }
         ],
         "product_status": {
            "fixed": [
               "CSAFPID-0002"
            ],
            "known_affected": [
               "CSAFPID-0001"
            ]
         }
      }
   ]
}