CVE-2026-45805 (GCVE-0-2026-45805)
Vulnerability from cvelistv5
Published
2026-07-15 15:11
Modified
2026-07-15 15:44
Severity ?
8.8 (High) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-749 - Exposed Dangerous Method or Function
Summary
Penpot is an open-source design tool for design and code collaboration. Prior to 2.15.0, Penpot MCP's mcp/packages/server/src/ReplServer.ts bound the ReplServer to 0.0.0.0:4403 and exposed an unauthenticated /execute endpoint that passed the code field to PluginBridge.executePluginTask(), allowing anyone on the network to execute JavaScript on the server. This issue is fixed in version 2.15.0.
References
Impacted products
Vendor Product Version
penpot penpot Version: < 2.15.0
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-45805",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T15:44:07.480732Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T15:44:45.199Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "penpot",
          "vendor": "penpot",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 2.15.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Penpot is an open-source design tool for design and code collaboration. Prior to 2.15.0, Penpot MCP\u0027s mcp/packages/server/src/ReplServer.ts bound the ReplServer to 0.0.0.0:4403 and exposed an unauthenticated /execute endpoint that passed the code field to PluginBridge.executePluginTask(), allowing anyone on the network to execute JavaScript on the server. This issue is fixed in version 2.15.0."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-749",
              "description": "CWE-749: Exposed Dangerous Method or Function",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-15T15:11:22.168Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm"
        },
        {
          "name": "https://github.com/penpot/penpot/issues/9518",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/penpot/penpot/issues/9518"
        },
        {
          "name": "https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f"
        },
        {
          "name": "https://github.com/penpot/penpot/releases/tag/2.15.0",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/penpot/penpot/releases/tag/2.15.0"
        }
      ],
      "source": {
        "advisory": "GHSA-22qr-rp27-j9wm",
        "discovery": "UNKNOWN"
      },
      "title": "Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint \u2014 RCE"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-45805",
    "datePublished": "2026-07-15T15:11:22.168Z",
    "dateReserved": "2026-05-13T08:19:32.604Z",
    "dateUpdated": "2026-07-15T15:44:45.199Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-45805\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-07-15T15:44:07.480732Z\"}}}], \"references\": [{\"url\": \"https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm\", \"tags\": [\"exploit\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-07-15T15:44:37.105Z\"}}], \"cna\": {\"title\": \"Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint \\u2014 RCE\", \"source\": {\"advisory\": \"GHSA-22qr-rp27-j9wm\", \"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 8.8, \"attackVector\": \"ADJACENT_NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"penpot\", \"product\": \"penpot\", \"versions\": [{\"status\": \"affected\", \"version\": \"\u003c 2.15.0\"}]}], \"references\": [{\"url\": \"https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm\", \"name\": \"https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"https://github.com/penpot/penpot/issues/9518\", \"name\": \"https://github.com/penpot/penpot/issues/9518\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f\", \"name\": \"https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://github.com/penpot/penpot/releases/tag/2.15.0\", \"name\": \"https://github.com/penpot/penpot/releases/tag/2.15.0\", \"tags\": [\"x_refsource_MISC\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Penpot is an open-source design tool for design and code collaboration. Prior to 2.15.0, Penpot MCP\u0027s mcp/packages/server/src/ReplServer.ts bound the ReplServer to 0.0.0.0:4403 and exposed an unauthenticated /execute endpoint that passed the code field to PluginBridge.executePluginTask(), allowing anyone on the network to execute JavaScript on the server. This issue is fixed in version 2.15.0.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-749\", \"description\": \"CWE-749: Exposed Dangerous Method or Function\"}]}], \"providerMetadata\": {\"orgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"shortName\": \"GitHub_M\", \"dateUpdated\": \"2026-07-15T15:11:22.168Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-45805\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-07-15T15:44:45.199Z\", \"dateReserved\": \"2026-05-13T08:19:32.604Z\", \"assignerOrgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"datePublished\": \"2026-07-15T15:11:22.168Z\", \"assignerShortName\": \"GitHub_M\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.