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Medium

Zip slip in Lancet

Type: advisorySources: OSV

Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2022-41920
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 17:48 UTC · Revision 1

Source evidence

Zip slip in Lancet

core-osv · Original source

Published 17 Nov 2022, 00:00 UTC

Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.

osv:CVE-2022-41920
Complete source record
{
  "id": "5369ce46600b58838da39372c4eb4fe0c923addedfa40f4e443e6876754a12c3",
  "url": "https://osv.dev/vulnerability/CVE-2022-41920",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Zip slip in Lancet",
    "summary": "Lancet is a general utility library for the go programming language. Affected versions are subject to a ZipSlip issue when using the fileutil package to unzip files. This issue has been addressed and a fix will be included in versions 2.1.10 and 1.3.4. Users are advised to upgrade. There are no known workarounds for this issue.",
    "evidence": "osv:CVE-2022-41920",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2022-41920",
      "aliases": [
        "CVE-2022-41920",
        "GHSA-pp3f-xrw5-q5j4",
        "GO-2022-1114"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/duke-git/lancet",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "279d0754baaf8128460996782015cfccbe6a02eb"
                },
                {
                  "introduced": "40b2560752240140c49f89640686e633bb46b86e"
                },
                {
                  "fixed": "2b17329094b480c65313c038fa36d3fd1b60f878"
                },
                {
                  "fixed": "f133b32faa05eb93e66175d01827afa4b7094572"
                },
                {
                  "fixed": "f869a0a67098e92d24ddd913e188b32404fa72c9"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:lancet_project:lancet:*:*:*:*:*:go:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.3.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:lancet_project:lancet:*:*:*:*:*:go:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.1.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "f133b32faa05eb93e66175d01827afa4b7094572"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "f869a0a67098e92d24ddd913e188b32404fa72c9"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.3.3",
            "v2.1.9",
            "v1.3.2",
            "v2.1.8",
            "v2.1.7",
            "v2.1.6",
            "v1.3.1",
            "v2.1.5",
            "v2.1.4",
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1.0",
            "v1.3.0",
            "v2.0.9",
            "v2.0.8",
            "v2.0.7",
            "v2.0.6",
            "v2.0.5",
            "v2.0.4",
            "v1.2.9",
            "v1.2.8",
            "v1.2.7",
            "v2.0.3",
            "v2.0.2",
            "v2.0.1",
            "v2.0.0",
            "v1.2.6",
            "v1.2.5",
            "v1.2.4",
            "v1.2.3",
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.10",
            "v1.1.9",
            "v1.1.8",
            "v1.1.7",
            "v1.1.6",
            "v1.1.5",
            "v1.1.4",
            "v1.1.3",
            "v1.1.2",
            "v1.1.1",
            "v1.1.0",
            "v1.0.10",
            "v1.0.9",
            "v1.0.8",
            "v1.0.7",
            "v1.0.6",
            "v1.0.5",
            "v1.0.4",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-41920.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.856916579Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41920.json",
        "https://github.com/duke-git/lancet/security/advisories/GHSA-pp3f-xrw5-q5j4",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-41920",
        "https://github.com/duke-git/lancet/issues/62",
        "https://github.com/duke-git/lancet/commit/f133b32faa05eb93e66175d01827afa4b7094572",
        "https://github.com/duke-git/lancet/commit/f869a0a67098e92d24ddd913e188b32404fa72c9"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-22"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41920.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-41920",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 498006,
  "published_at": "2022-11-17T00:00:00+00:00"
}