{"id":"CVE-2026-55981","aliases":["EUVD-2026-108606","GHSA-x53g-945m-mppw"],"status":"published","title":"Firmware verification vulnerability","description":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to modify a legitimate firmware image\nand upload the modified firmware to an affected device.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00159,"percentile":0.05101,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-494"],"published":"2026-10-23T06:47:05Z","modified":"2026-11-02T18:32:02Z","products":[{"vendor":"creative labs","product":"creative sound blaster katana v2, v2x, se"}],"references":[{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-134/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55981"},{"url":"https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-134"},{"url":"https://github.com/advisories/GHSA-x53g-945m-mppw"}],"sources":{"cve":[{"id":"CVE-2026-55981","title":"Firmware verification vulnerability","description":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to modify a legitimate firmware image\nand upload the modified firmware to an affected device.","status":"published","published":"2026-10-23T06:47:05.745Z","modified":"2026-11-02T16:39:50.254Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T18:00:08.034842Z"}],"euvd":[{"id":"EUVD-2026-108606","description":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to modify a legitimate firmware image\nand upload the modified firmware to an affected device.","status":"published","published":"2026-10-23T06:47:05Z","modified":"2026-11-02T16:39:50Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T05:08:40.251173Z"}],"ghsa":[{"id":"GHSA-x53g-945m-mppw","title":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to...","description":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to modify a legitimate firmware image\nand upload the modified firmware to an affected device.","status":"published","published":"2026-10-23T09:31:18Z","modified":"2026-11-02T18:32:02Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T19:02:39.544035Z"}],"nvd":[{"id":"CVE-2026-55981","description":"A firmware verification vulnerability in Creative Sound\nBlaster Katana could allow an attacker to modify a legitimate firmware image\nand upload the modified firmware to an affected device.","status":"published","published":"2026-10-23T07:16:38.42Z","modified":"2026-11-02T17:17:44.67Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T20:51:42.579129Z"}]}}