{"id":"CVE-2017-0897","aliases":["EUVD-2017-1250","GHSA-cqj4-ph2f-7q79"],"status":"published","title":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with...","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04042,"percentile":0.90691,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-330","CWE-331"],"published":"2017-06-22T21:00:00Z","modified":"2026-10-24T10:30:52Z","products":[{"vendor":"ellislab","product":"expressionengine"},{"vendor":"expressionengine","product":"expressionengine"}],"references":[{"url":"http://www.securityfocus.com/bid/99242","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://docs.expressionengine.com/v2/about/changelog.html#version-2-11-8","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://hackerone.com/reports/215890","tags":["x_refsource_MISC","x_transferred","Permissions Required","report"]},{"url":"https://docs.expressionengine.com/latest/about/changelog.html#version-3-5-5","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://expressionengine.com/blog/expressionengine-3.5.5-and-2.11.8-released","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-0897"},{"url":"https://github.com/advisories/GHSA-cqj4-ph2f-7q79"}],"sources":{"cve":[{"id":"CVE-2017-0897","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","status":"published","published":"2017-06-22T21:00:00Z","modified":"2024-08-05T13:25:16.804Z","cwes":["CWE-330"],"updated_at":"2026-11-02T14:33:22.699876Z"}],"euvd":[{"id":"EUVD-2017-1250","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","status":"published","published":"2017-06-22T21:00:00Z","modified":"2024-08-05T13:25:16Z","updated_at":"2026-11-03T02:39:22.969866Z"}],"ghsa":[{"id":"GHSA-cqj4-ph2f-7q79","title":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with...","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","status":"published","published":"2022-05-13T01:38:26Z","modified":"2025-04-20T03:39:28Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-330","CWE-331"],"updated_at":"2026-11-02T15:01:47.375435Z"}],"nvd":[{"id":"CVE-2017-0897","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","status":"published","published":"2017-06-22T21:29:00.183Z","modified":"2026-06-17T00:58:29.04Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-330","CWE-331"],"updated_at":"2026-11-02T14:03:51.893212Z"}],"osv":[{"id":"CVE-2017-0897","description":"ExpressionEngine version 2.x \u003c 2.11.8 and version 3.x \u003c 3.5.5 create an object signing token with weak entropy. Successfully guessing the token can lead to remote code execution.","status":"published","published":"2017-06-22T21:29:00.183Z","modified":"2026-10-24T10:30:52.195311857Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:03.472693Z"}]}}