{"id":"CVE-2026-15419","aliases":["EUVD-2026-75626","GHSA-56c3-4jhx-hj8g"],"status":"published","title":"CP210x Driver Memory Corruption results in Arbitrary Code Execution","description":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.","severity":{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00227,"percentile":0.13523,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-09-10T17:15:49Z","modified":"2026-09-10T19:54:25Z","products":[{"vendor":"silicon labs","product":"silabser.sys driver"}],"references":[{"url":"https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1","tags":["vendor-advisory","permissions-required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15419"},{"url":"https://github.com/advisories/GHSA-56c3-4jhx-hj8g"}],"sources":{"cve":[{"id":"CVE-2026-15419","title":"CP210x Driver Memory Corruption results in Arbitrary Code Execution","description":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.","status":"published","published":"2026-09-10T17:15:49.895Z","modified":"2026-09-10T18:21:53.494Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:47:51.033687Z"}],"euvd":[{"id":"EUVD-2026-75626","description":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.","status":"published","published":"2026-09-10T17:15:49Z","modified":"2026-09-10T18:21:53Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:28:23.831795Z"}],"ghsa":[{"id":"GHSA-56c3-4jhx-hj8g","title":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with...","description":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.","status":"published","published":"2026-09-10T18:31:48Z","modified":"2026-09-10T18:33:08Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:11:43.240477Z"}],"nvd":[{"id":"CVE-2026-15419","description":"In the silabser.sys driver for CP210x devices v11.5.0 and earlier, a local unprivileged user with a malicious device can use malformed packets to corrupt kernel pool memory, resulting in arbitrary code execution with escalated privileges.","status":"published","published":"2026-09-10T18:17:55.59Z","modified":"2026-09-10T19:54:25.81Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:46.271848Z"}]}}