{"id":"CVE-2026-45805","aliases":["GHSA-22qr-rp27-j9wm"],"url":"https://o3.security/vulnerability/CVE-2026-45805","summary":"Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint — RCE","details":"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.","published":"2026-07-15T15:11:22.168Z","modified":"2026-08-12T03:51:10.347217406Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.00229,"percentile":0.13752,"asOf":"2026-08-14"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@penpot/mcp","fixedVersion":"2.15.0"}],"fix":{"url":"https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f","label":"penpot/penpot@798ee46"},"references":[{"type":"WEB","url":"https://github.com/penpot/penpot/releases/tag/2.15.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45805.json"},{"type":"ADVISORY","url":"https://github.com/penpot/penpot/security/advisories/GHSA-22qr-rp27-j9wm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45805"},{"type":"REPORT","url":"https://github.com/penpot/penpot/issues/9518"},{"type":"FIX","url":"https://github.com/penpot/penpot/commit/798ee46b4a84ee6dfc756b001f33acbe0280d62f"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:10.347217406Z"}}