{"url":"http://public2.vulnerablecode.io/api/packages/53261?format=json","purl":"pkg:composer/symfony/security-core@2.8.6","type":"composer","namespace":"symfony","name":"security-core","version":"2.8.6","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"2.8.37","latest_non_vulnerable_version":"5.2.8","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/39967?format=json","vulnerability_id":"VCID-uuk9-e5qy-rfgf","summary":"Improper Authentication\nAn issue was discovered in the Ldap component in Symfony. It allows remote attackers to bypass authentication by logging in with a `null` password and valid username, which triggers an unauthenticated bind.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2018-11407","reference_id":"","reference_type":"","scores":[{"value":"0.00141","scoring_system":"epss","scoring_elements":"0.33894","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2018-11407"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-core/CVE-2018-11407.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-core/CVE-2018-11407.yaml"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2018-11407.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2018-11407.yaml"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2018-11407.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2018-11407.yaml"},{"reference_url":"https://github.com/symfony/symfony","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/symfony/symfony"},{"reference_url":"https://github.com/symfony/symfony/commit/b46fc93785d37ffa5d706a82cd175b33ce8f2934","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/symfony/symfony/commit/b46fc93785d37ffa5d706a82cd175b33ce8f2934"},{"reference_url":"https://github.com/symfony/symfony/pull/27377","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/symfony/symfony/pull/27377"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2018-11407","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-11407"},{"reference_url":"https://symfony.com/blog/cve-2018-11407-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://symfony.com/blog/cve-2018-11407-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password"},{"reference_url":"https://symfony.com/cve-2018-11407","reference_id":"CVE-2018-11407","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://symfony.com/cve-2018-11407"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/55873?format=json","purl":"pkg:composer/symfony/security-core@2.8.37","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@2.8.37"},{"url":"http://public2.vulnerablecode.io/api/packages/151979?format=json","purl":"pkg:composer/symfony/security-core@3.3.17","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-uuk9-e5qy-rfgf"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@3.3.17"},{"url":"http://public2.vulnerablecode.io/api/packages/55874?format=json","purl":"pkg:composer/symfony/security-core@3.4.7","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@3.4.7"},{"url":"http://public2.vulnerablecode.io/api/packages/55875?format=json","purl":"pkg:composer/symfony/security-core@4.0.7","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@4.0.7"}],"aliases":["CVE-2018-11407","GHSA-35c5-28pg-2qg4"],"risk_score":4.5,"exploitability":"0.5","weighted_severity":"9.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-uuk9-e5qy-rfgf"}],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/38473?format=json","vulnerability_id":"VCID-14k5-2gnt-8qgd","summary":"Unauthorized access on a misconfigured LDAP server\nThere's a flaw in `LdapBindAuthenticationProvider` that allows for an unauthorized access on a misconfigured LDAP server when using an empty password. Applications are affected only if they use the LDAP authentication provider.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2016-2403","reference_id":"","reference_type":"","scores":[{"value":"0.00154","scoring_system":"epss","scoring_elements":"0.35769","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2016-2403"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-core/CVE-2016-2403.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-core/CVE-2016-2403.yaml"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2016-2403.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2016-2403.yaml"},{"reference_url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2016-2403.yaml","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2016-2403.yaml"},{"reference_url":"https://github.com/symfony/symfony/pull/18736","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/symfony/symfony/pull/18736"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2403","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2403"},{"reference_url":"https://web.archive.org/web/20210123224944/http://www.securityfocus.com/bid/96137","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://web.archive.org/web/20210123224944/http://www.securityfocus.com/bid/96137"},{"reference_url":"https://www.debian.org/security/2018/dsa-4262","reference_id":"","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.debian.org/security/2018/dsa-4262"},{"reference_url":"https://symfony.com/cve-2016-2403","reference_id":"CVE-2016-2403","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://symfony.com/cve-2016-2403"},{"reference_url":"http://symfony.com/blog/cve-2016-2403-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password","reference_id":"CVE-2016-2403-UNAUTHORIZED-ACCESS-ON-A-MISCONFIGURED-LDAP-SERVER-WHEN-USING-AN-EMPTY-PASSWORD","reference_type":"","scores":[{"value":"9.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"value":"CRITICAL","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://symfony.com/blog/cve-2016-2403-unauthorized-access-on-a-misconfigured-ldap-server-when-using-an-empty-password"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/53261?format=json","purl":"pkg:composer/symfony/security-core@2.8.6","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-uuk9-e5qy-rfgf"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@2.8.6"},{"url":"http://public2.vulnerablecode.io/api/packages/53262?format=json","purl":"pkg:composer/symfony/security-core@3.0.6","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-uuk9-e5qy-rfgf"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@3.0.6"}],"aliases":["CVE-2016-2403","GHSA-wvj5-r78r-hhfq"],"risk_score":4.5,"exploitability":"0.5","weighted_severity":"9.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-14k5-2gnt-8qgd"}],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:composer/symfony/security-core@2.8.6"}