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High

Joker linter executed project-local .jokerd/linter.* files during linting

Type: advisorySources: Official CVE List

Joker is a small Clojure interpreter, linter and formatter written in Go. Prior to 1.8.2, `joker --lint ` walks upward from the linted file to locate a `.jokerd/` directory and executes matching `linter.*` files before linting. Those files contain executable Joker/Clojure code, so linting a file inside an untrusted repository can execute repository-supplied code with the linter user's privileges. Editor integrations and CI jobs that automatically lint checked-out source can trigger this behavior. The patch stops executing project-local linter customizations and loads executable customization only from the user's home directory. This issue is fixed in version 1.8.2.

Products
joker
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-59172
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 17:17 UTC · Revision 1

Source evidence

Joker linter executed project-local .jokerd/linter.* files during linting

core-cve · Original source

Published 28 Oct 2026, 13:07 UTC

Joker is a small Clojure interpreter, linter and formatter written in Go. Prior to 1.8.2, `joker --lint ` walks upward from the linted file to locate a `.jokerd/` directory and executes matching `linter.*` files before linting. Those files contain executable Joker/Clojure code, so linting a file inside an untrusted repository can execute repository-supplied code with the linter user's privileges. Editor integrations and CI jobs that automatically lint checked-out source can trigger this behavior. The patch stops executing project-local linter customizations and loads executable customization only from the user's home directory. This issue is fixed in version 1.8.2.

cve:CVE-2026-59172

joker

Fixed versions: Not specified

Complete source record
{
  "id": "e5c901bec7b4cb343dc07101d1a1c2505893504c9fd94ad10079836d93689e11",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-59172",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Joker linter executed project-local .jokerd/linter.* files during linting",
    "summary": "Joker is a small Clojure interpreter, linter and formatter written in Go. Prior to 1.8.2, `joker --lint ` walks upward from the linted file to locate a `.jokerd/` directory and executes matching `linter.*` files before linting. Those files contain executable Joker/Clojure code, so linting a file inside an untrusted repository can execute repository-supplied code with the linter user's privileges. Editor integrations and CI jobs that automatically lint checked-out source can trigger this behavior. The patch stops executing project-local linter customizations and loads executable customization only from the user's home directory. This issue is fixed in version 1.8.2.",
    "evidence": "cve:CVE-2026-59172",
    "products": [
      {
        "name": {
          "value": "joker",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-59172",
      "aliases": [
        "CVE-2026-59172"
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "scope": "UNCHANGED",
            "version": "3.1",
            "baseScore": 7.8,
            "attackVector": "LOCAL",
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "integrityImpact": "HIGH",
            "userInteraction": "REQUIRED",
            "attackComplexity": "LOW",
            "availabilityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "confidentialityImpact": "HIGH"
          }
        }
      ],
      "affected": [
        {
          "vendor": "candid82",
          "product": "joker",
          "versions": [
            {
              "status": "affected",
              "version": "< 1.8.2"
            }
          ]
        }
      ],
      "modified": "2026-10-28T16:07:17.268Z",
      "provider": "cve",
      "references": [
        "https://github.com/candid82/joker/security/advisories/GHSA-m835-3cm9-rggg",
        "https://github.com/candid82/joker/commit/f207521ef8abc22f30740591c3de5062c1aa628c",
        "https://github.com/candid82/joker/tree/v1.8.2"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-59172",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-10-28T14:58:48.475208Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-10-28T16:07:17.268Z"
            }
          }
        ],
        "cna": {
          "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
          "shortName": "GitHub_M",
          "dateUpdated": "2026-10-28T13:07:35.230Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-59172",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 460275,
  "published_at": "2026-10-28T13:07:35.23+00:00"
}