{"id":"CVE-2026-41863","state":"PUBLISHED","title":"LLM-influenced filename used unsanitized in Path.resolve before file write in Spring AI support for Anthropic Skills API","description":"Spring AI's support for Anthropic's Skills API used LLM-influenced filenames unsanitized in Path.resolve before writing files to disk. This could allow a malicious user to write files outside the intended target directory, including restricted directories.\n\nAffected versions:\nSpring AI: 1.1.0 through 1.1.x","publishedAt":"2026-05-25T05:45:37.690Z","updatedAt":"2026-05-26T14:19:10.481Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","source":"vmware"},"assigner":"vmware","products":["Spring Spring AI"],"affected":[{"vendor":"Spring","product":"Spring AI","defaultStatus":"unaffected","versions":[{"version":"1.1.0","status":"affected","lessThanOrEqual":"1.1.x","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-41863"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/41xxx/CVE-2026-41863.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41863","state":"PUBLISHED","datePublished":"2026-05-25T05:45:37.690Z","dateUpdated":"2026-05-26T14:19:10.481Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-04-22T06:22:10.082Z"},"containers":{"cna":{"title":"LLM-influenced filename used unsanitized in Path.resolve before file write in Spring AI support for Anthropic Skills API","descriptions":[{"lang":"en","value":"Spring AI's support for Anthropic's Skills API used LLM-influenced filenames unsanitized in Path.resolve before writing files to disk. This could allow a malicious user to write files outside the intended target directory, including restricted directories.\n\nAffected versions:\nSpring AI: 1.1.0 through 1.1.x"}],"affected":[{"vendor":"Spring","product":"Spring AI","defaultStatus":"unaffected","versions":[{"version":"1.1.0","status":"affected","lessThanOrEqual":"1.1.x","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-41863"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-05-25T05:45:37.690Z"},"impacts":[{"descriptions":[{"lang":"en","value":"A malicious user may write files outside the intended target directory, including restricted directories."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-26T14:19:04.863084Z","id":"CVE-2026-41863","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-26T14:19:10.481Z"}}]}}}