USCiLab Cereal Shared Pointer type confusion

{
  "id": "f5f3932d2e5258f4c99e6db85e4917ef2970f3b58deb6558f68c6e5dfd57b939",
  "url": "https://osv.dev/vulnerability/CVE-2026-11463",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "USCiLab Cereal Shared Pointer type confusion",
    "summary": "A vulnerability was determined in USCiLab Cereal up to 1.3.2. Affected is an unknown function of the component Shared Pointer Handler. Executing a manipulation can lead to type confusion. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.",
    "evidence": "osv:CVE-2026-11463",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-11463",
      "aliases": [
        "CVE-2026-11463"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/uscilab/cereal",
              "type": "GIT",
              "events": [
                {
                  "introduced": "02eace19a99ce3cd564ca4e379753d69af08c2c8"
                },
                {
                  "last_affected": "ebef1e929807629befafbb2918ea1a08c7194554"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "1.3.0"
                      },
                      {
                        "last_affected": "1.3.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "1.3.1"
                      },
                      {
                        "last_affected": "1.3.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "1.3.2"
                      },
                      {
                        "last_affected": "1.3.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.3.2"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.3.0",
            "1.3.1",
            "1.3.2",
            "v1.3.2",
            "v1.3.1",
            "v1.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-11463.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:46.291625917Z",
      "provider": "osv",
      "references": [
        "https://github.com/USCiLab/cereal/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11463.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-11463",
        "https://vuldb.com/cve/CVE-2026-11463",
        "https://vuldb.com/submit/814456",
        "https://vuldb.com/vuln/369083",
        "https://github.com/USCiLab/cereal/issues/870",
        "https://vuldb.com/vuln/369083/cti",
        "https://gist.github.com/TrebledJ/0223c1fa3c3fd64e2c7047b8a4385ec0"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-843"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11463.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-11463",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 514189,
  "published_at": "2026-06-07T22:15:12.845+00:00"
}