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              "content": {
                "id": "CVE-2026-10303",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
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                "timestamp": "2026-06-17T15:17:32.277126Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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        {
          "defaultStatus": "unaffected",
          "product": "getssl",
          "repo": "https://github.com/srvrco/getssl",
          "vendor": "ServerCo",
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              "status": "affected",
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      "credits": [
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          "lang": "en",
          "type": "finder",
          "value": "remy"
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          "type": "coordinator",
          "value": "Tod Beardsley of runZero"
        }
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      "datePublic": "2026-06-16T18:20:00.000Z",
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              "value": "In ServerCo getssl version 2.49 and prior, the ACME challenge token returned to the client was not strictly validated against RFC 8555 before being used in challenge-file handling, allowing a maliciously crafted token to influence local path/filename usage during validation. An attacker who can supply ACME challenge responses to getssl (for example, a malicious or compromised CA endpoint, or an on-path adversary able to tamper with that response path) could exploit this to achieve unauthorized file write/path traversal effects, usually with elevated privileges, ultimately allowing for remote command injection. This issue appears related in spirit to CVE-2023-38198, and is an instance of CWE-73, \"External control of file name or path.\" Other ACME shell script handlers may be affected by similar issues."
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        }
      ],
      "metrics": [
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            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
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            "userInteraction": "NONE",
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          "descriptions": [
            {
              "cweId": "CWE-73",
              "description": "CWE-73 External control of file name or path",
              "lang": "en",
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        "dateUpdated": "2026-06-16T18:24:43.712Z",
        "orgId": "44488dab-36db-4358-99f9-bc116477f914",
        "shortName": "runZero"
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      "references": [
        {
          "tags": [
            "mitigation"
          ],
          "url": "https://github.com/srvrco/getssl/pull/896"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://remyhax.xyz/posts/reproducing-lawful-tls-wiretapping/"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://www.cve.org/CVERecord?id=CVE-2023-38198"
        },
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.runzero.com/advisories/serverco-getssl-acme-cmd-injection-cve-2026-10303/"
        },
        {
          "tags": [
            "release-notes"
          ],
          "url": "https://github.com/srvrco/getssl/releases/tag/v2.50"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "ServerCo getssl ACME shell script path injection",
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    "assignerShortName": "runZero",
    "cveId": "CVE-2026-10303",
    "datePublished": "2026-06-16T18:24:43.712Z",
    "dateReserved": "2026-05-31T21:05:04.476Z",
    "dateUpdated": "2026-06-17T15:18:11.930Z",
    "state": "PUBLISHED"
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