{"id":"CVE-2026-45805","state":"PUBLISHED","title":"Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint — RCE","description":"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.","publishedAt":"2026-07-15T15:11:22.168Z","updatedAt":"2026-07-15T15:44:45.199Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["penpot penpot"],"affected":[{"vendor":"penpot","product":"penpot","versions":[{"version":"< 2.15.0","status":"affected"}]}],"references":["https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm","https://github.com/penpot/penpot/issues/9518","https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f","https://github.com/penpot/penpot/releases/tag/2.15.0"],"weaknesses":["CWE-749"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45805.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45805","state":"PUBLISHED","datePublished":"2026-07-15T15:11:22.168Z","dateUpdated":"2026-07-15T15:44:45.199Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-13T08:19:32.604Z"},"containers":{"cna":{"title":"Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint — RCE","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"penpot","product":"penpot","versions":[{"version":"< 2.15.0","status":"affected"}]}],"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"]}],"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","lang":"en","description":"CWE-749: Exposed Dangerous Method or Function","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-15T15:11:22.168Z"},"source":{"advisory":"GHSA-22qr-rp27-j9wm","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-15T15:44:07.480732Z","id":"CVE-2026-45805","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-15T15:44:45.199Z"}}]}}}