Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007

{
  "id": "0e32e4a38a4d9e2cd8a9706728b3b79a5142ec3e45ee78cc94e480fee8702a56",
  "url": "https://osv.dev/vulnerability/CVE-2026-1554",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007",
    "summary": "XML Injection (aka Blind XPath Injection) vulnerability in Drupal Central Authentication System (CAS) Server allows Privilege Escalation.This issue affects Central Authentication System (CAS) Server: from 0.0.0 before 2.0.3, from 2.1.0 before 2.1.2.",
    "evidence": "osv:CVE-2026-1554",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-1554",
      "aliases": [
        "CVE-2026-1554",
        "DRUPAL-CONTRIB-2026-007"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.drupalcode.org/project/cas_server",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "3fd3a8946ac82451b8789477ff88747ded90b1c3"
                },
                {
                  "introduced": "b84717c5fa472b63e5fc5c54424687e9bac0f8ef"
                },
                {
                  "fixed": "ec633d647be5b4dfc129c52a792dd331527b62ed"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0.0.0"
                      },
                      {
                        "fixed": "2.0.3"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "2.1.0"
                      },
                      {
                        "fixed": "2.1.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.1.1",
            "2.0.2",
            "2.1.0",
            "2.0.1",
            "2.0.0",
            "2.0.0-rc2",
            "2.0.0-rc1",
            "8.x-1.0",
            "8.x-1.0-beta3",
            "8.x-1.0-beta2",
            "8.x-1.0-beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-1554.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.157632129Z",
      "provider": "osv",
      "references": [
        "https://git.drupalcode.org/project/cas_server",
        "https://www.drupal.org/project/cas_server",
        "https://www.drupal.org/sa-contrib-2026-007",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1554.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-1554"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-91"
        ],
        "cna_assigner": "drupal",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1554.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-1554",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488182,
  "published_at": "2026-02-04T20:26:38.85+00:00"
}