{"id":"CVE-2025-14542","state":"PUBLISHED","title":"Command execution in python-utcp allows attackers to achieve remote code execution when fetching a remote Manual from a malicious endpoint","description":"The vulnerability arises when a client fetches a tools’ JSON specification, known as a Manual, from a remote Manual Endpoint. While a provider may initially serve a benign manual (e.g., one defining an HTTP tool call), earning the clients’ trust, a malicious provider can later change the manual to exploit the client.","publishedAt":"2025-12-13T09:59:41.376Z","updatedAt":"2025-12-13T22:54:11.290Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"JFROG"},"assigner":"JFROG","products":["utcp"],"affected":[{"packageName":"utcp","versions":[{"version":"0","status":"affected","lessThan":"1.1.0","versionType":"python"}],"collectionURL":"https://pypi.org/project/pip"}],"references":["https://research.jfrog.com/vulnerabilities/python-utcp-untrusted-manual-command-execution-jfsa-2025-001648329/","https://github.com/universal-tool-calling-protocol/python-utcp/commit/2dc9c02df72cad3770c934959325ec344b441444"],"weaknesses":["CWE-501"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/14xxx/CVE-2025-14542.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-14542","state":"PUBLISHED","datePublished":"2025-12-13T09:59:41.376Z","dateUpdated":"2025-12-13T22:54:11.290Z","assignerShortName":"JFROG","assignerOrgId":"48a46f29-ae42-4e1d-90dd-c1676c1e5e6d","dateReserved":"2025-12-11T13:46:59.266Z"},"containers":{"cna":{"title":"Command execution in python-utcp allows attackers to achieve remote code execution when fetching a remote Manual from a malicious endpoint","descriptions":[{"lang":"en","value":"The vulnerability arises when a client fetches a tools’ JSON specification, known as a Manual, from a remote Manual Endpoint. While a provider may initially serve a benign manual (e.g., one defining an HTTP tool call), earning the clients’ trust, a malicious provider can later change the manual to exploit the client."}],"affected":[{"packageName":"utcp","versions":[{"version":"0","status":"affected","lessThan":"1.1.0","versionType":"python"}],"collectionURL":"https://pypi.org/project/pip"}],"references":[{"url":"https://research.jfrog.com/vulnerabilities/python-utcp-untrusted-manual-command-execution-jfsa-2025-001648329/","tags":["third-party-advisory"]},{"url":"https://github.com/universal-tool-calling-protocol/python-utcp/commit/2dc9c02df72cad3770c934959325ec344b441444","tags":["patch"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-501","description":"CWE-501 Trust Boundary Violation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"JFROG","orgId":"48a46f29-ae42-4e1d-90dd-c1676c1e5e6d","dateUpdated":"2025-12-13T09:59:41.376Z"},"source":{"discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-13T22:54:03.708584Z","id":"CVE-2025-14542","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":"2025-12-13T22:54:11.290Z"}}]}}}