{"id":"CVE-2026-73241","title":"FreeRDP is a free implementation of the Remote Desktop Protocol","summary":"FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.30.0, FreeRDP server-side RDSTLS in libfreerdp/core/rdstls.c accepts an attacker-supplied RDSTLS_TYPE_CAPABILITIES PDU while rdstls_server_authenticate is waitin…","severity":"high","cwe":["CWE-287"],"published":"2026-08-11","updated":"2026-09-09","sourceUpdated":"2026-09-09T20:50:00.950","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73241","references":[{"url":"https://github.com/FreeRDP/FreeRDP/commit/b05a9510787c83c87ffc5fa8d7cc9f06ed971695","label":"security-advisories@github.com"},{"url":"https://github.com/FreeRDP/FreeRDP/pull/13065","label":"security-advisories@github.com"},{"url":"https://github.com/FreeRDP/FreeRDP/releases/tag/3.30.0","label":"security-advisories@github.com"},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-rqgv-grx4-xm6x","label":"security-advisories@github.com"},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-rqgv-grx4-xm6x","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-73241.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-73241"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2514349"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-73241"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73241"},{"url":"https://access.redhat.com/errata/RHSA-2026:68706"},{"url":"https://access.redhat.com/errata/RHSA-2026:61378"}],"tags":["nvd","csaf","vex","red-hat"],"epss":0.00382,"epssPercentile":0.31982,"ingestedAt":"2026-09-09T21:22:45.529Z","vendor":"Red Hat","product":"Red Hat Enterprise Linux AppStream EUS (v. 10.0)","affected":["enterprise_linux_appstream_eus_v_10_0","enterprise_linux_appstream_v_10","enterprise_linux_codeready_linux_builder_eus_v_10_0","enterprise_linux_codeready_linux_builder_v_10"],"patched":["enterprise_linux_appstream_eus_v_10_0","enterprise_linux_appstream_v_10","enterprise_linux_codeready_linux_builder_eus_v_10_0","enterprise_linux_codeready_linux_builder_v_10"],"cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cvssSource":"vendor","slug":"CVE-2026-73241","body":"## Overview\n\nFreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.30.0, FreeRDP server-side RDSTLS in libfreerdp/core/rdstls.c accepts an attacker-supplied RDSTLS_TYPE_CAPABILITIES PDU while rdstls_server_authenticate is waiting for RDSTLS_TYPE_AUTHREQ, leaving resultCode at RDSTLS_RESULT_SUCCESS and allowing a remote unauthenticated client to bypass the RedirectionGuid, username, domain, or password checks. This issue is fixed in version 3.30.0.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2026:68706** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0), Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) · released 2026-09-17 · [advisory](https://access.redhat.com/errata/RHSA-2026:68706)\n- **RHSA-2026:61378** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) · released 2026-08-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:61378)","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":206983,"id":"CVE-2026-73241","ts":1789749734256,"field":"cvss","old":null,"new":"7.5"},{"seq":206982,"id":"CVE-2026-73241","ts":1789749734256,"field":"severity","old":"none","new":"high"}]}