{"id":"GHSA-g98g-r7gf-2r25","summary":"Brute Force Authentication Tags of CookieStore Sessions in Auth0-PHP SDK","details":"**Overview**\nSession cookies of applications using the Auth0-PHP SDK configured with CookieStore have authentication tags that can be brute forced, which may result in unauthorized access.\n\n**Am I Affected?**\nYou are affected by this vulnerability if you meet the following pre-conditions:\n1. Applications using the Auth0-PHP SDK, or the following SDKs that rely on the Auth0-PHP SDK:\n    a. Auth0/symfony,\n    b. Auth0/laravel-auth0,\n    c. Auth0/wordpress,\n2. Session storage configured with CookieStore.\n\n**Fix**\nUpgrade Auth0/Auth0-PHP to v8.14.0. As an additional precautionary measure, we recommend rotating your cookie encryption keys. Note that once updated, any previous session cookies will be rejected.\n\n**Acknowledgement**\nOkta would like to thank Félix Charette for discovering this vulnerability.","aliases":["CVE-2025-47275"],"modified":"2026-02-04T04:04:22.253570Z","published":"2025-05-16T17:48:55Z","related":["CVE-2025-47275"],"database_specific":{"severity":"CRITICAL","github_reviewed_at":"2025-05-16T17:48:55Z","cwe_ids":["CWE-287"],"nvd_published_at":"2025-05-15T22:15:18Z","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/auth0/auth0-PHP/security/advisories/GHSA-g98g-r7gf-2r25"},{"type":"WEB","url":"https://github.com/auth0/laravel-auth0/security/advisories/GHSA-9fwj-9mjf-rhj3"},{"type":"WEB","url":"https://github.com/auth0/symfony/security/advisories/GHSA-9wg9-93h9-j8ch"},{"type":"WEB","url":"https://github.com/auth0/wordpress/security/advisories/GHSA-2f4r-34m4-3w8q"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-47275"},{"type":"WEB","url":"https://github.com/auth0/auth0-PHP/commit/52a79480fdb246f59dbc089b81a784ae049bd389"},{"type":"PACKAGE","url":"https://github.com/auth0/auth0-PHP"},{"type":"WEB","url":"https://github.com/auth0/auth0-PHP/releases/tag/8.14.0"}],"affected":[{"package":{"name":"auth0/auth0-php","ecosystem":"Packagist","purl":"pkg:composer/auth0/auth0-php"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0-BETA1"},{"fixed":"8.14.0"}]}],"versions":["8.0.0","8.0.0-BETA1","8.0.0-BETA2","8.0.0-BETA3","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.0.6","8.1.0","8.10.0","8.11.0","8.11.1","8.12.0","8.13.0","8.2.0","8.2.1","8.3.0","8.3.1","8.3.2","8.3.3","8.3.4","8.3.5","8.3.6","8.3.7","8.3.8","8.4.0","8.5.0","8.6.0","8.7.0","8.7.1","8.8.0","8.9.0","8.9.1","8.9.3"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/05/GHSA-g98g-r7gf-2r25/GHSA-g98g-r7gf-2r25.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}