{"id":"CVE-2026-34858","aliases":["EUVD-2026-21836","GHSA-hxvm-5pxr-89r2"],"status":"published","title":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this...","description":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this vulnerability may affect availability.","severity":{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00074,"percentile":0.00071,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2026-04-13T04:06:22Z","modified":"2026-10-26T00:10:00Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://consumer.huawei.com/en/support/bulletin/2026/4/","tags":["Vendor Advisory"]},{"url":"https://consumer.huawei.com/en/support/bulletinvision/2026/4/","tags":["Vendor Advisory"]},{"url":"https://consumer.huawei.com/en/support/bulletinwearables/2026/4/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34858"},{"url":"https://consumer.huawei.com/en/support/bulletin/2026/4"},{"url":"https://consumer.huawei.com/en/support/bulletinvision/2026/4"},{"url":"https://consumer.huawei.com/en/support/bulletinwearables/2026/4"},{"url":"https://github.com/advisories/GHSA-hxvm-5pxr-89r2"}],"sources":{"cve":[{"id":"CVE-2026-34858","description":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this vulnerability may affect availability.","status":"published","published":"2026-04-13T04:06:22.252Z","modified":"2026-04-13T13:28:06.171Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:20:14.302133Z"}],"euvd":[{"id":"EUVD-2026-21836","description":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this vulnerability may affect availability.","status":"published","published":"2026-04-13T04:06:22Z","modified":"2026-04-13T13:28:06Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:24:29.371024Z"}],"ghsa":[{"id":"GHSA-hxvm-5pxr-89r2","title":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this...","description":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this vulnerability may affect availability.","status":"published","published":"2026-04-13T06:30:30Z","modified":"2026-04-13T06:30:38Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:07:26.169567Z"}],"nvd":[{"id":"CVE-2026-34858","description":"UAF vulnerability in the communication module.\nImpact: Successful exploitation of this vulnerability may affect availability.","status":"published","published":"2026-04-13T05:16:03.663Z","modified":"2026-10-26T00:10:00.15Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:12:14.37744Z"}]}}