{"id":"CVE-2026-115718","published":"2026-10-26T12:17:05.387","lastModified":"2026-10-26T17:17:17.487","description":"Frappe Builder versions 1.33.0 before1.36.0 contain a missing authorization vulnerability in the improve_prompt endpoint that allows any authenticated non-Guest session to invoke LLM completions without proper permission checks. Attackers can call the improve_prompt API to leverage the site owner's stored OpenRouter API key via resolve_api_key, consuming paid LLM credits and effectively turning the site into a free LLM proxy.","cvssScore":4.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","cwes":["CWE-862"],"vendors":[],"products":[],"references":[{"url":"https://github.com/frappe/builder/releases/tag/v1.36.0","tags":[]},{"url":"https://github.com/frappe/builder/security/advisories/GHSA-58mj-c563-p78w","tags":[]},{"url":"https://www.vulncheck.com/advisories/frappe-builder-before-missing-authorization-via-improve-prompt","tags":[]}],"exploitRefs":[{"url":"https://github.com/frappe/builder/releases/tag/v1.36.0","tags":[]},{"url":"https://github.com/frappe/builder/security/advisories/GHSA-58mj-c563-p78w","tags":[]}],"hasPoc":true,"ai":null}