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High

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-24742

An issue has been fixed in Qt versions 5.14.0 where QPluginLoader attempts to load plugins relative to the working directory, allowing attackers to execute arbitrary code via crafted files.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-24742
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:16 UTC · Revision 1

Source evidence

CVE-2020-24742

core-osv · Original source

Published 9 Aug 2021, 22:15 UTC

An issue has been fixed in Qt versions 5.14.0 where QPluginLoader attempts to load plugins relative to the working directory, allowing attackers to execute arbitrary code via crafted files.

osv:CVE-2020-24742
Complete source record
{
  "id": "9c9a67c91623b683b5ad04551e92d93f03c00b1eca71da279f1edc5500a7e387",
  "url": "https://osv.dev/vulnerability/CVE-2020-24742",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-24742",
    "summary": "An issue has been fixed in Qt versions 5.14.0 where QPluginLoader attempts to load plugins relative to the working directory, allowing attackers to execute arbitrary code via crafted files.",
    "evidence": "osv:CVE-2020-24742",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-24742",
      "aliases": [
        "CVE-2020-24742"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/qt/qt5",
              "type": "GIT",
              "events": [
                {
                  "introduced": "84a1676ed6566d548f2cce35ced9c0524f41c349"
                },
                {
                  "fixed": "8d52fefbcf62df8edf53a32d43cab913915c0da1"
                },
                {
                  "introduced": "644f8b7006737a89bfa171fcc7df15a312d678d7"
                },
                {
                  "last_affected": "aebccd288510a85a2de6c12cbc5e5d9980f3df75"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.6.0"
                      },
                      {
                        "fixed": "5.12.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.13.0"
                      },
                      {
                        "last_affected": "5.13.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24742.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/qt/qtbase",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d0cdc7ad1e2728caf363abf328b2ad81f2ed5a5b"
                },
                {
                  "fixed": "1bf5d3af1a4ec307bb77e1b54bb1f723c3eef481"
                },
                {
                  "introduced": "fc9ae22c88dd085c7c31599037132fc756feeb04"
                },
                {
                  "last_affected": "a7a24784eeba6747d319eb911583bdd99ef38cdb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.6.0"
                      },
                      {
                        "fixed": "5.12.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "5.13.0"
                      },
                      {
                        "last_affected": "5.13.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24742.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:51.000422812Z",
      "provider": "osv",
      "references": [
        "https://codereview.qt-project.org/c/qt/qtbase/+/280730"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-24742",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437389,
  "published_at": "2021-08-09T22:15:08.607+00:00"
}