{"id":"GHSA-j452-xhg8-qg39","revision":"1b58b9493e63436dbd32232f81712881","records":[{"revision":"1b58b9493e63436dbd32232f81712881","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-j452-xhg8-qg39","aliases":["CVE-2026-5758"],"title":"Mafintosh's protocol-buffers-schema is vulnerable to prototype pollution","description":"JavaScript is vulnerable to prototype pollution in Mafintosh's protocol-buffers-schema Version 3.6.0, where an attacker may alter the application logic, bypass security checks, cause a DoS or achieve remote code execution.","state":0,"publishedAt":"2026-04-15T18:31:58+00:00","modifiedAt":"2026-09-10T03:51:02.1582285+00:00","affected":[{"ecosystem":"npm","name":"protocol-buffers-schema","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"3.6.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2026-5758","https://github.com/mafintosh/protocol-buffers-schema/pull/70","https://github.com/mafintosh/protocol-buffers-schema","https://morielharush.github.io/2026/04/12/cve-2026-5758-protocol-buffers-schema-prototype-pollution"],"sourceUrl":"https://github.com/advisories/GHSA-j452-xhg8-qg39","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-j452-xhg8-qg39","identifiers":["GHSA-j452-xhg8-qg39","CVE-2026-5758"]},"retained":false,"historicalAffected":[]}],"coverage":[]}