{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "3.8.8"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "908af800b2adb2ff90b5a0b938514b0f830f702a"
            },
            {
              "fixed": "05a0eec4f2acb9ce6d4814016b475504fc64eab2"
            }
          ],
          "repo": "https://github.com/snyk/sweater-comb",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-78"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/75xxx/CVE-2026-75486.json"
  },
  "details": "Synk Sweater Comb before 3.8.8 contains a command injection vulnerability that allows an attacker who controls the .vervet.yaml configuration file to execute arbitrary OS commands by injecting malicious input into the linters.\u003ckey\u003e.optic-ci.original branch name field. The expectGitBranch() function in src/lint.ts passes the unsanitized branch name directly into child_process.exec() via an unescaped template literal, enabling arbitrary command execution when the lint command is run against the repository.",
  "id": "CVE-2026-75486",
  "modified": "2026-08-30T03:30:51.336352960Z",
  "published": "2026-08-28T15:47:21.519Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/75xxx/CVE-2026-75486.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/snyk/sweater-comb/releases/tag/v3.8.8"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-75486"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/synk-sweater-comb-command-injection-via-vervet-yaml-branch-name"
    },
    {
      "type": "FIX",
      "url": "https://github.com/snyk/sweater-comb/commit/05a0eec4f2acb9ce6d4814016b475504fc64eab2"
    },
    {
      "type": "FIX",
      "url": "https://github.com/snyk/sweater-comb/pull/743"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/snyk/sweater-comb"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Synk Sweater Comb \u003c 3.8.8 Command Injection via .vervet.yaml Branch Name"
}