{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:nasa:core_flight_system:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "7.0.0"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "215e2243735c2e2465fcf8629c29af5ba22d4d33"
            }
          ],
          "repo": "https://github.com/nasa/cfe",
          "type": "GIT"
        },
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:nasa:core_flight_system:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "7.0"
              },
              {
                "last_affected": "7.0"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "7.0.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "CPE_RANGE"
            ]
          },
          "events": [
            {
              "introduced": "54923de58353747c3f0bb737bc402ecea2ed8ed4"
            },
            {
              "last_affected": "54923de58353747c3f0bb737bc402ecea2ed8ed4"
            }
          ],
          "repo": "https://github.com/nasa/cfs",
          "type": "GIT"
        }
      ],
      "versions": [
        "7.0"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulDB",
    "cwe_ids": [
      "CWE-119"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5475.json"
  },
  "details": "A vulnerability was determined in NASA cFS up to 7.0.0. This impacts the function CFE_SB_TransmitMsg of the file cfe_sb_priv.c of the component CCSDS Header Size Handler. Executing a manipulation can lead to memory corruption. The project was informed of the problem early through an issue report but has not responded yet.",
  "id": "CVE-2026-5475",
  "modified": "2026-07-27T03:56:21.048456674Z",
  "published": "2026-04-03T17:15:10.831Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/nasa/cFS/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5475.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-5475"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/submit/781951"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/vuln/355079"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nasa/cFS/issues/953"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/355079/cti"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X",
      "type": "CVSS_V4"
    }
  ],
  "summary": "NASA cFS CCSDS Header Size cfe_sb_priv.c CFE_SB_TransmitMsg memory corruption"
}