{
"id": "GHSA-x6fg-f45m-jf5q",
"aliases": [
"CVE-2015-8855"
],
"details": "Versions 4.3.1 and earlier of `semver` are affected by a regular expression denial of service vulnerability when extremely long version strings are parsed.\n\n\n\n## Recommendation\n\nUpdate to version 4.3.2 or later",
"summary": "Regular Expression Denial of Service in semver",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.0.4"
},
{
"fixed": "4.3.2"
}
]
}
],
"package": {
"name": "semver",
"ecosystem": "npm"
}
}
],
"modified": "2026-03-03T20:03:27Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"published": "2017-10-24T18:33:36Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8855",
"type": "ADVISORY"
},
{
"url": "https://github.com/github/advisory-database/pull/7102",
"type": "WEB"
},
{
"url": "https://github.com/npm/node-semver/commit/5c4c9f6e26c7052a42b5ced2a7481c5c9b4363a0",
"type": "WEB"
},
{
"url": "https://github.com/npm/node-semver/commit/c80180d8341a8ada0236815c29a2be59864afd70",
"type": "WEB"
},
{
"url": "https://github.com/advisories/GHSA-x6fg-f45m-jf5q",
"type": "ADVISORY"
},
{
"url": "https://github.com/npm/node-semver",
"type": "PACKAGE"
},
{
"url": "https://www.npmjs.com/advisories/31",
"type": "WEB"
},
{
"url": "https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS",
"type": "WEB"
},
{
"url": "http://www.openwall.com/lists/oss-security/2016/04/20/11",
"type": "WEB"
},
{
"url": "http://www.securityfocus.com/bid/86957",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-1333"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2017-01-23T21:59:00Z",
"github_reviewed_at": "2020-06-16T22:02:25Z"
}
}