{"cve":"CVE-2026-29791","nvd":{"published":"2026-03-06T21:16:15.787","modified":"2026-06-17T10:29:53.650","status":"Analyzed","description":"Agentgateway is an open source data plane for agentic AI connectivity within or across any agent framework or environment. Prior to version 0.12.0, when converting MCP tools/call request to OpenAPI request, input path, query, and header values are not sanitized. This issue has been patched in version 0.12.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5},"cwes":["CWE-20"],"references":["https://github.com/agentgateway/agentgateway/security/advisories/GHSA-v2x6-wwfw-r2rq"],"products":["lfprojects:agentgateway"],"source":"nvd","synced_at":"2026-10-19T22:25:53.701907451+00:00"},"epss":{"cve":"CVE-2026-29791","score":0.00153,"percentile":0.04431,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-v2x6-wwfw-r2rq","url":"https://osv.dev/vulnerability/GHSA-v2x6-wwfw-r2rq","summary":"Agentgateway is missing parameter sanitization in MCP to OpenAPI conversion","modified":"2026-03-06T23:01:26.649099Z","packages":[{"ecosystem":"Go","name":"github.com/agentgateway/agentgateway","purl":"pkg:golang/github.com/agentgateway/agentgateway","ranges":["<0.12.0"],"fixed":["0.12.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}