{"id":"CVE-2021-41176","aliases":["EUVD-2021-2222","GHSA-m49f-hcxp-6hm6"],"status":"published","title":"logout CSRF in Pterodactyl Panel","description":"Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. In affected versions of Pterodactyl a malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.** This is fixed in version 1.6.3.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0052,"percentile":0.44499,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-352"],"published":"2021-10-25T16:50:10Z","modified":"2026-10-20T10:54:57Z","fixes":[{"ecosystem":"Packagist","package":"pterodactyl/panel","fixed_in":["1.6.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"pterodactyl/panel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0"},{"fixed":"1.6.3"}]}]},{"source":"osv","ecosystem":"Packagist","package":"pterodactyl/panel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0"},{"fixed":"1.6.3"}]}],"versions":["v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.1.0","v1.1.1","v1.1.2","v1.1.3","v1.2.0","v1.2.1","v1.2.2","v1.3.0","v1.3.1","v1.3.2","v1.4.0","v1.4.1","v1.4.2","v1.5.0","v1.5.1","v1.6.0","v1.6.1","v1.6.2"]}],"products":[{"vendor":"convoypanel","product":"panel"},{"vendor":"pterodactyl","product":"panel"}],"references":[{"url":"https://github.com/pterodactyl/panel/security/advisories/GHSA-m49f-hcxp-6hm6","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/pterodactyl/panel/commit/45999ba4ee1b2dcb12b4a2fa2cedfb6b5d66fac2","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/pterodactyl/panel/releases/tag/v1.6.3","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41176","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-m49f-hcxp-6hm6"},{"url":"https://github.com/pterodactyl/panel","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-41176","title":"logout CSRF in Pterodactyl Panel","description":"Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. In affected versions of Pterodactyl a malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.** This is fixed in version 1.6.3.","status":"published","published":"2021-10-25T16:50:10Z","modified":"2024-08-04T02:59:31.636Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-2222","description":"Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. In affected versions of Pterodactyl a malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.** This is fixed in version 1.6.3.","status":"published","published":"2021-10-25T16:50:10Z","modified":"2024-08-04T02:59:31Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:24:19.242491Z"}],"ghsa":[{"id":"GHSA-m49f-hcxp-6hm6","title":"pterodactyl/panel CSRF allowing an external page to trigger a user logout event","description":"### Impact\nA malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.**\n\n### Patches\nNone.\n\n### Workarounds\nNone.\n\n### For more information\nIf you have any questions or comments about this advisory please contact `Tactical Fish#8008` on Discord, or email `dane@pterodactyl.io`.\n","status":"published","published":"2021-10-25T19:42:46Z","modified":"2023-09-20T19:07:21Z","cvss":[{"version":"3.1","score":0,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N","level":"none"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:37:06.234371Z"}],"nvd":[{"id":"CVE-2021-41176","description":"Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. In affected versions of Pterodactyl a malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.** This is fixed in version 1.6.3.","status":"published","published":"2021-10-25T17:15:09.38Z","modified":"2026-06-17T04:08:01.75Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:07:00.137719Z"}],"osv":[{"id":"CVE-2021-41176","description":"Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. In affected versions of Pterodactyl a malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.** This is fixed in version 1.6.3.","status":"published","published":"2021-10-25T17:15:09.38Z","modified":"2026-10-20T10:54:57.61274294Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:21.249056Z"},{"id":"GHSA-m49f-hcxp-6hm6","title":"pterodactyl/panel CSRF allowing an external page to trigger a user logout event","description":"### Impact\nA malicious user can trigger a user logout if a signed in user visits a malicious website that makes a request to the Panel's sign-out endpoint. This requires a targeted attack against a specific Panel instance, and serves only to sign a user out. **No user details are leaked, nor is any user data affected, this is simply an annoyance at worst.**\n\n### Patches\nNone.\n\n### Workarounds\nNone.\n\n### For more information\nIf you have any questions or comments about this advisory please contact `Tactical Fish#8008` on Discord, or email `dane@pterodactyl.io`.\n","status":"published","published":"2021-10-25T19:42:46Z","modified":"2026-07-08T06:27:50.596374679Z","cvss":[{"version":"3.1","score":0,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N","level":"none"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:46:51.463834Z"}]}}