Security advisory

{
  "id": "b824974006aff989f9acf698d701e8899941cea3716419f0800c2c60f4a871c5",
  "url": "https://osv.dev/vulnerability/CVE-2021-27341",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-27341",
    "summary": "OpenSIS Community Edition version <= 7.6 is affected by a local file inclusion vulnerability in DownloadWindow.php via the \"filename\" parameter.",
    "evidence": "osv:CVE-2021-27341",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2021-27341",
      "aliases": [
        "CVE-2021-27341"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/OS4ED/openSIS-Classic",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "445edc6eb3c6f0a1232fd048846bcc51e6e58105"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:os4ed:opensis:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "7.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "V7.6",
            "V7.5",
            "ver7.4",
            "v7.3",
            "v7.2",
            "ver7.1",
            "v7.1",
            "Ver7.0Prod_update",
            "Ver7.0beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27341.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/os4ed/opensis-classic",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "445edc6eb3c6f0a1232fd048846bcc51e6e58105"
                },
                {
                  "fixed": "f78407d5291c686c3f416073dcb9143f3a3d5489"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:os4ed:opensis:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "7.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "f78407d5291c686c3f416073dcb9143f3a3d5489"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "V7.6",
            "V7.5",
            "ver7.4",
            "v7.3",
            "v7.2",
            "ver7.1",
            "v7.1",
            "Ver7.0Prod_update",
            "Ver7.0beta1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27341.json"
          }
        }
      ],
      "modified": "2026-10-24T10:47:55.102934768Z",
      "provider": "osv",
      "references": [
        "https://github.com/OS4ED/openSIS-Classic/releases",
        "https://github.com/OS4ED/openSIS-Classic/issues/158",
        "https://github.com/OS4ED/openSIS-Classic/commit/f78407d5291c686c3f416073dcb9143f3a3d5489#diff-24b751f2072f058259d033016938101f9fa29884ebcc09ce7eb88def3421e5ba"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-27341",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 441604,
  "published_at": "2021-09-16T14:15:07.46+00:00"
}