MOOS-IvP through 24.8.1 iSay Command Injection via SAY_MOOS

{
  "id": "98c5e6970a8689ab5e4eef6e4310f8330a50014454c5c960a259e193fbbe4a4e",
  "url": "https://osv.dev/vulnerability/CVE-2026-85425",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "MOOS-IvP through 24.8.1 iSay Command Injection via SAY_MOOS",
    "summary": "MOOS-IvP iSay through 24.8.1 contains a remote code execution vulnerability in the SAY_MOOS variable handler that passes unsanitized text to a shell command. Attackers can publish SAY_MOOS messages containing backticks or command substitution syntax to execute arbitrary commands as the iSay process user.",
    "evidence": "osv:CVE-2026-85425",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2026-85425",
      "aliases": [
        "CVE-2026-85425"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/moos-ivp/moos-ivp",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "ed3a44131fd3e5528602f20adc37ba82273c1cd8"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mit:moos-ivp:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "24.8.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "ed3a44131fd3e5528602f20adc37ba82273c1cd8"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-85425.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.361781810Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85425.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-85425",
        "https://www.vulncheck.com/advisories/moos-ivp-through-24.8.1-isay-command-injection-via-say-moos",
        "https://github.com/moos-ivp/moos-ivp/commit/ed3a44131fd3e5528602f20adc37ba82273c1cd8",
        "https://github.com/moos-ivp/moos-ivp/pull/120",
        "https://github.com/moos-ivp/moos-ivp",
        "https://github.com/moos-ivp/moos-ivp/blob/1de9ae146cd63c209e8c3fd81611a4ed2472971b/ivp/src/iSay/Sayer.cpp#L416"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-78"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85425.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-85425",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 491811,
  "published_at": "2026-09-03T22:38:21.024+00:00"
}