{"url":"http://public2.vulnerablecode.io/api/packages/54582?format=json","purl":"pkg:npm/semver@1.0.4","type":"npm","namespace":"","name":"semver","version":"1.0.4","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"4.3.2","latest_non_vulnerable_version":"7.5.2","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/30492?format=json","vulnerability_id":"VCID-rjwg-cp2a-kfg8","summary":"Regular Expression Denial of Service\nsemver is vulnerable to regular expression denial of service ([ReDoS](https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS)) when extremely long version strings are parsed.\n\n\"The Regular expression Denial of Service (ReDoS) is a Denial of Service attack, that exploits the fact that most Regular Expression implementations may reach extreme situations that cause them to work very slowly (exponentially related to input size). An attacker can then cause a program using a Regular Expression to enter these extreme situations and then hang for a very long time.\" [1]","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-8855.json","reference_id":"","reference_type":"","scores":[],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-8855.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2015-8855","reference_id":"","reference_type":"","scores":[{"value":"0.01092","scoring_system":"epss","scoring_elements":"0.78295","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2015-8855"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8855","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8855"},{"reference_url":"https://github.com/github/advisory-database/pull/7102","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/github/advisory-database/pull/7102"},{"reference_url":"https://github.com/npm/node-semver","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/npm/node-semver"},{"reference_url":"https://github.com/npm/node-semver/commit/5c4c9f6e26c7052a42b5ced2a7481c5c9b4363a0","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/npm/node-semver/commit/5c4c9f6e26c7052a42b5ced2a7481c5c9b4363a0"},{"reference_url":"https://github.com/npm/node-semver/commit/c80180d8341a8ada0236815c29a2be59864afd70","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/npm/node-semver/commit/c80180d8341a8ada0236815c29a2be59864afd70"},{"reference_url":"https://github.com/npm/npm/releases/tag/v2.7.5","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/npm/npm/releases/tag/v2.7.5"},{"reference_url":"https://www.npmjs.com/advisories/31","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.npmjs.com/advisories/31"},{"reference_url":"https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":""},{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.owasp.org/index.php/Regular_expression_Denial_of_Service_-_ReDoS"},{"reference_url":"http://www.openwall.com/lists/oss-security/2016/04/20/11","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://www.openwall.com/lists/oss-security/2016/04/20/11"},{"reference_url":"http://www.securityfocus.com/bid/86957","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://www.securityfocus.com/bid/86957"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1209496","reference_id":"1209496","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1209496"},{"reference_url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/31.json","reference_id":"31","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/31.json"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8855","reference_id":"CVE-2015-8855","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8855"},{"reference_url":"https://github.com/advisories/GHSA-x6fg-f45m-jf5q","reference_id":"GHSA-x6fg-f45m-jf5q","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-x6fg-f45m-jf5q"},{"reference_url":"https://usn.ubuntu.com/USN-4776-1/","reference_id":"USN-USN-4776-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/USN-4776-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/6523?format=json","purl":"pkg:npm/semver@4.3.2","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/semver@4.3.2"}],"aliases":["CVE-2015-8855","GHSA-x6fg-f45m-jf5q"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-rjwg-cp2a-kfg8"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/37841?format=json","vulnerability_id":"VCID-vj74-sbhb-bbfp","summary":"Regular Expression Denial of Service\nsemver is vulnerable to regular expression denial of service when extremely long version strings are parsed.","references":[{"reference_url":"https://github.com/npm/node-semver/commit/c80180d8341a8ada0236815c29a2be59864afd70","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/npm/node-semver/commit/c80180d8341a8ada0236815c29a2be59864afd70"},{"reference_url":"https://github.com/npm/npm/releases/tag/v2.7.5","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/npm/npm/releases/tag/v2.7.5"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/6523?format=json","purl":"pkg:npm/semver@4.3.2","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/semver@4.3.2"}],"aliases":["GMS-2015-9"],"risk_score":null,"exploitability":"0.5","weighted_severity":"0.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-vj74-sbhb-bbfp"}],"fixing_vulnerabilities":[],"risk_score":"4.0","resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/semver@1.0.4"}