{"id":"CVE-2023-30587","aliases":["BIT-node-2023-30587","BIT-node-min-2023-30587","EUVD-2023-34968","GHSA-c595-v5xp-gv8w","MGASA-2023-0226","openSUSE-SU-2024:13021-1"],"status":"published","title":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental...","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00747,"percentile":0.55141,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2023-07-07T05:54:45Z","modified":"2026-06-17T05:55:05Z","fixes":[{"ecosystem":"Bitnami","package":"node","fixed_in":["20.3.1"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"node-min","fixed_in":["20.3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"node","ranges":[{"type":"SEMVER","events":[{"introduced":"20.0.0"},{"fixed":"20.3.1"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"node-min","ranges":[{"type":"SEMVER","events":[{"introduced":"20.0.0"},{"fixed":"20.3.1"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"nodejs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18.16.1-1.mga8"}]}],"bundled":10},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"nodejs20","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.3.1-1.1"}]}],"bundled":10}],"products":[{"vendor":"node.js","product":"node.js"},{"vendor":"nodejs","product":"node"},{"vendor":"nodejs","product":"nodejs"}],"references":[{"url":"https://nodejs.org/en/blog/vulnerability/june-2023-security-releases","tags":["web"]},{"url":"https://security.netapp.com/advisory/ntap-20241108-0004/","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30587","tags":["web"]},{"url":"https://github.com/advisories/GHSA-c595-v5xp-gv8w"},{"url":"https://advisories.mageia.org/MGASA-2023-0226.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=32047","tags":["report"]},{"url":"https://github.com/nodejs/node/releases/tag/v18.16.1","tags":["web"]},{"url":"https://nodejs.org/en/blog/vulnerability/june-2023-security-releases/","tags":["web"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30581","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30582","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30583","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30584","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30585","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30586","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30587","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30588","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30589","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-30590","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2023-30587","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-09-07T16:00:35.92Z","modified":"2025-04-30T22:24:55.029Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:22.640346Z"}],"euvd":[{"id":"EUVD-2023-34968","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-09-07T16:00:35Z","modified":"2025-04-30T22:24:55Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:51:58.065214Z"}],"ghsa":[{"id":"GHSA-c595-v5xp-gv8w","title":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental...","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-09-07T18:30:23Z","modified":"2024-09-09T21:32:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:58:12.499572Z"}],"nvd":[{"id":"CVE-2023-30587","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-09-07T16:15:02.223Z","modified":"2026-06-17T05:55:05.283Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:09:19.052418Z"}],"osv":[{"id":"BIT-node-2023-30587","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-09-10T07:18:58.037Z","modified":"2025-04-03T14:40:37.652Z","updated_at":"2026-11-02T15:28:34.007508Z"},{"id":"BIT-node-min-2023-30587","description":"A vulnerability in Node.js version 20 allows for bypassing restrictions set by the --experimental-permission flag using the built-in inspector module (node:inspector).\n\nBy exploiting the Worker class's ability to create an \"internal worker\" with the kIsInternal Symbol, attackers can modify the isInternal value when an inspector is attached within the Worker constructor before initializing a new WorkerImpl. This vulnerability exclusively affects Node.js users employing the permission model mechanism.\n\nPlease note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.","status":"published","published":"2024-12-16T13:58:54.228Z","modified":"2025-04-03T14:40:37.652Z","updated_at":"2026-11-02T15:28:34.007508Z"},{"id":"MGASA-2023-0226","title":"Updated nodejs packages fix security vulnerability","description":"Current nodejs 14 branch in Mageia 8 is end of life and there are no more\nsecurity updates.\n\nThis release allows to move to the new nodejs 18 LTS branch and fixes the\nfollowing CVEs\nCVE-2023-30581: mainModule.__proto__ Bypass Experimental Policy Mechanism\n(High)\nCVE-2023-30585: Privilege escalation via Malicious Registry Key\nmanipulation during Node.js installer repair process (Medium)\nCVE-2023-30588: Process interuption due to invalid Public Key information\nin x509 certificates (Medium)\nCVE-2023-30589: HTTP Request Smuggling via Empty headers separated by CR\n(Medium)\nCVE-2023-30590: DiffieHellman does not generate keys after setting a\nprivate key (Medium)\nOpenSSL Security Releases\n OpenSSL security advisory 28th March.\n OpenSSL security advisory 20th April.\n OpenSSL security advisory 30th May\nc-ares vulnerabilities:\n GHSA-9g78-jv2r-p7vc\n GHSA-8r8p-23f3-64c2\n GHSA-54xr-f67r-4pc4\n GHSA-x6mf-cxr9-8q6v\n","status":"published","published":"2023-07-07T05:54:45Z","modified":"2026-04-16T04:41:15.683592451Z","updated_at":"2026-11-02T15:49:42.263076Z"},{"id":"openSUSE-SU-2024:13021-1","title":"corepack20-20.3.1-1.1 on GA media","description":"These are all security issues fixed in the corepack20-20.3.1-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:42:09.864207Z","updated_at":"2026-11-02T16:58:36.025801Z"}]}}