--- title: "CVE-2026-57200: Asterisk - Authorization Bypass & Remote Code Execution" description: "Asterisk < 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk < 22.8-cert3 contain an authorization bypass caused by improper REST-over-WebSocket handling in ARI, letting authenticated attackers with read-only ARI credentials execute write operations and remote code, exploit requires HTTP web server enabled and reachable." url: https://panop.io/threat-heartbeat/CVE-2026-57200/ --- # CVE-2026-57200 Asterisk - Authorization Bypass & Remote Code Execution Asterisk < 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk < 22.8-cert3 contain an authorization bypass caused by improper REST-over-WebSocket handling in ARI, letting authenticated attackers with read-only ARI credentials execute write operations and remote code, exploit requires HTTP web server enabled and reachable. CVSS base score 7.5 /10 High CISA KEV Not listed Public exploit None known Authentication Required EPSS 0.88% chance of exploitation in 30 days [View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-57200) ## Details Type Authorization Bypass Impact Remote Code Execution CVSS vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Published 27 October 2026 Updated 29 October 2026 Weakness [CWE-22](https://cwe.mitre.org/data/definitions/22.html) ## Vendor fix Update to versions 20.20.1, 21.12.3, 22.10.1, 23.4.1 or Certified Asterisk 22.8-cert3 or later. Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them. ## References - [https://nvd.nist.gov/vuln/detail/CVE-2026-57200](https://nvd.nist.gov/vuln/detail/CVE-2026-57200) - [https://github.com/asterisk/asterisk/commit/205c301a0a0b0d013d4ebdf12856ebbc30405350](https://github.com/asterisk/asterisk/commit/205c301a0a0b0d013d4ebdf12856ebbc30405350) - [https://github.com/asterisk/asterisk/commit/762b4c9c39b28fa5564112b0f484012298469a6c](https://github.com/asterisk/asterisk/commit/762b4c9c39b28fa5564112b0f484012298469a6c) - [https://github.com/asterisk/asterisk/commit/9d198a7d16ccba51507dfea6c1ecc511e89d698a](https://github.com/asterisk/asterisk/commit/9d198a7d16ccba51507dfea6c1ecc511e89d698a) - [https://github.com/asterisk/asterisk/commit/c10cdbce072a708060cd38a89d6850808fe6bf46](https://github.com/asterisk/asterisk/commit/c10cdbce072a708060cd38a89d6850808fe6bf46) - [https://github.com/asterisk/asterisk/releases/tag/20.20.1](https://github.com/asterisk/asterisk/releases/tag/20.20.1) - [https://github.com/asterisk/asterisk/releases/tag/23.4.1](https://github.com/asterisk/asterisk/releases/tag/23.4.1) - [https://github.com/asterisk/asterisk/tree/24.0.0-pre1](https://github.com/asterisk/asterisk/tree/24.0.0-pre1) - [https://github.com/asterisk/asterisk/commit/051d29a0d35559e9165bab346de9422e25415533](https://github.com/asterisk/asterisk/commit/051d29a0d35559e9165bab346de9422e25415533) - [https://github.com/asterisk/asterisk/commit/87641e9b2cd62c998c5283400ba77b61b5b07dd4](https://github.com/asterisk/asterisk/commit/87641e9b2cd62c998c5283400ba77b61b5b07dd4) - [https://github.com/asterisk/asterisk/releases/tag/21.12.3](https://github.com/asterisk/asterisk/releases/tag/21.12.3) - [https://github.com/asterisk/asterisk/releases/tag/22.10.1](https://github.com/asterisk/asterisk/releases/tag/22.10.1) - [https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3](https://github.com/asterisk/asterisk/releases/tag/certified-22.8-cert3) - [https://github.com/asterisk/asterisk/security/advisories/GHSA-wcvv-g26m-wx5c](https://github.com/asterisk/asterisk/security/advisories/GHSA-wcvv-g26m-wx5c) [← All CVEs](https://panop.io/threat-heartbeat/) ## What this record can't tell you - Whether you run the affected software, and where - Whether an attacker can actually reach and exploit it - The misconfigurations that never get a CVE number - What it would cost the business, ranked into what to fix first Panop answers these inside your environment, for this CVE and every other finding. [Book a demo](https://panop.io/demo)