ningzichun Student Management System login.php session_start session fixiation

{
  "id": "50d0b321cf5936cded062e8f9fb8e39ac2d84bba2437c721a439e45d30215ba9",
  "url": "https://osv.dev/vulnerability/CVE-2026-86674",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ningzichun Student Management System login.php session_start session fixiation",
    "summary": "A vulnerability was found in ningzichun Student Management System up to 98760f5711cf6dc8b4adca53a9e207ca49b02ebf. Affected by this vulnerability is the function session_start of the file login.php. The manipulation results in session fixiation. The attack can be launched remotely. The exploit has been made public and could be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The project was informed of the problem early through an issue report but has not responded yet.",
    "evidence": "osv:CVE-2026-86674",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-86674",
      "aliases": [
        "CVE-2026-86674"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/ningzichun/student-management-system",
              "type": "GIT",
              "events": [
                {
                  "introduced": "98760f5711cf6dc8b4adca53a9e207ca49b02ebf"
                },
                {
                  "last_affected": "98760f5711cf6dc8b4adca53a9e207ca49b02ebf"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "98760f5711cf6dc8b4adca53a9e207ca49b02ebf"
                      },
                      {
                        "last_affected": "98760f5711cf6dc8b4adca53a9e207ca49b02ebf"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "98760f5711cf6dc8b4adca53a9e207ca49b02ebf"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-86674.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:48.880979175Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86674.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-86674",
        "https://vuldb.com/cve/CVE-2026-86674",
        "https://vuldb.com/submit/908933",
        "https://vuldb.com/vuln/399763",
        "https://github.com/ningzichun/student-management-system/issues/16",
        "https://vuldb.com/vuln/399763/cti"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-384"
        ],
        "cna_assigner": "VulDB",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86674.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-86674",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 517049,
  "published_at": "2026-09-08T18:15:06.797+00:00"
}