{"id":"CVE-2021-39300","title":"Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.","summary":"Potential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-269"],"vendor":"hp","product":"z1_entry_tower_g5_workstation_firmware","affected":["z1_entry_tower_g5_workstation_firmware < 02.12.00","z1_entry_tower_g6_workstation_firmware < 02.10.00","z1_g8_tower_desktop_pc_firmware < 02.07.00","z4_g4_workstation_(core-x)_firmware < 02.75","z4_g4_workstation_(xeon_w)_firmware < 02.75","z6_g4_workstation_firmware < 02.75","z8_g4_workstation_firmware < 02.75","engage_flex_mini_retail_system_firmware < 02.10.00","mp9_g4_retail_system_firmware < 02.18.00","elite_dragonfly_firmware < 01.12.00","elite_dragonfly_g2_firmware < 01.08.00","elite_dragonfly_max_firmware < 01.08.00","elite_x2_1013_g3_firmware < 01.19.00","elite_x2_g4_firmware < 01.12.00","elite_x2_g8_tablet_firmware < 01.08.00","elitebook_1050_g1_firmware < 01.19.00","elitebook_830_g5_firmware < 01.19.00","elitebook_830_g6_firmware < 01.12.00","elitebook_830_g7_firmware < 01.08.00","elitebook_830_g8_firmware < 01.08.00","elitebook_836_g5_firmware < 01.19.00","elitebook_836_g6_firmware < 01.12.00","elitebook_840_aero_g8_firmware < 01.08.00","elitebook_840_g5_firmware < 01.19.00","elitebook_840_g5_healthcare_edition_firmware < 01.19.00","elitebook_840_g6_firmware < 01.12.00","elitebook_840_g6_healthcare_edition_firmware < 01.12.00","elitebook_840_g7_firmware < 01.08.00","elitebook_840_g8_firmware < 01.08.00","elitebook_840r_g4_firmware < 01.19.00","elitebook_846_g5_firmware < 01.19.00","elitebook_850_g5_firmware < 01.19.00","elitebook_850_g6_firmware < 01.12.00","elitebook_850_g7_firmware < 01.08.00","elitebook_850_g8_firmware < 01.08.00","elitebook_x360_1030_g3_firmware < 01.19.00","elitebook_x360_1030_g4_firmware < 01.12.00","elitebook_x360_1030_g7_firmware < 01.08.00","elitebook_x360_1030_g8_firmware < 01.08.00","elitebook_x360_1040_g5_firmware < 01.19.00","elitebook_x360_1040_g6_firmware < 01.12.00","elitebook_x360_1040_g7_firmware < 01.08.00","elitebook_x360_1040_g8_firmware < 01.08.00","elitebook_x360_830_g5_firmware < 01.19.00","elitebook_x360_830_g6_firmware < 01.12.00","elitebook_x360_830_g7_firmware < 01.08.00","elitebook_x360_830_g8_firmware < 01.08.00","probook_430_g5_firmware < 01.19.00","probook_430_g6_firmware < 01.19.00","probook_430_g7_firmware < 01.12.00","probook_430_g8_firmware < 01.08.02","probook_440_g5_firmware < 01.19.00","probook_440_g6_firmware < 01.19.00","probook_440_g7_firmware < 01.12.00","probook_440_g8_firmware < 01.08.02","probook_450_g5_firmware < 01.19.00","probook_450_g6_firmware < 01.19.00","probook_450_g7_firmware < 01.12.00","probook_450_g8_firmware < 01.08.02","probook_470_g5_firmware < 01.19.00","probook_630_g8_firmware < 01.08.01","probook_640_g4_firmware < 01.19.00","probook_640_g5_firmware < 01.12.00","probook_640_g7_firmware < 01.08.00","probook_640_g8_firmware < 01.08.01","probook_650_g4_firmware < 01.19.00","probook_650_g5_firmware < 01.12.00","probook_650_g7_firmware < 01.08.00","probook_650_g8_firmware < 01.08.01","probook_x360_11_g3_education_edition_firmware < 01.18.00","probook_x360_11_g4_education_edition_firmware < 01.13.00","probook_x360_11_g5_education_edition_firmware < 01.09.00","probook_x360_11_g6_education_edition_firmware < 01.09.00","probook_x360_11_g7_education_edition_firmware < 01.08.00","probook_x360_440_g1_firmware < 01.19.00","zbook_14u_g5_firmware < 01.19.00","zbook_14u_g6_firmware < 01.12.00","zbook_15_g5_firmware < 01.19.00","zbook_15_g6_firmware < 01.12.00","zbook_15u_g5_firmware < 01.19.00","zbook_15u_g6_firmware < 01.12.00","zbook_17_g5_firmware < 01.19.00","zbook_17_g6_firmware < 01.12.00","zbook_create_g7_firmware < 01.08.00","zbook_firefly_14_g7_firmware < 01.08.00","zbook_firefly_14_g8_firmware < 01.08.00","zbook_firefly_15_g7_firmware < 01.08.00","zbook_firefly_15_g8_firmware < 01.08.00","zbook_fury_15_g7_firmware < 01.08.00","zbook_fury_15_g8_firmware < 01.08.01","zbook_fury_17_g7_firmware < 01.08.00","zbook_fury_17_g8_firmware < 01.08.01","zbook_power_15_g8_firmware < 01.08.00","zbook_power_g7_firmware < 01.08.00","zbook_studio_15_g8_firmware < 01.08.00","zbook_studio_g5_firmware < 01.19.00","zbook_studio_g7_firmware < 01.08.00","zbook_studio_x360_g5_firmware < 01.19.00","zhan_66_pro_13_g2_firmware < 01.19.00","zhan_66_pro_14_g2_firmware < 01.19.00"],"patched":["z1_entry_tower_g5_workstation_firmware 02.12.00","z1_entry_tower_g6_workstation_firmware 02.10.00","z1_g8_tower_desktop_pc_firmware 02.07.00","z4_g4_workstation_(core-x)_firmware 02.75","z4_g4_workstation_(xeon_w)_firmware 02.75","z6_g4_workstation_firmware 02.75","z8_g4_workstation_firmware 02.75","engage_flex_mini_retail_system_firmware 02.10.00","mp9_g4_retail_system_firmware 02.18.00","elite_dragonfly_firmware 01.12.00","elite_dragonfly_g2_firmware 01.08.00","elite_dragonfly_max_firmware 01.08.00","elite_x2_1013_g3_firmware 01.19.00","elite_x2_g4_firmware 01.12.00","elite_x2_g8_tablet_firmware 01.08.00","elitebook_1050_g1_firmware 01.19.00","elitebook_830_g5_firmware 01.19.00","elitebook_830_g6_firmware 01.12.00","elitebook_830_g7_firmware 01.08.00","elitebook_830_g8_firmware 01.08.00","elitebook_836_g5_firmware 01.19.00","elitebook_836_g6_firmware 01.12.00","elitebook_840_aero_g8_firmware 01.08.00","elitebook_840_g5_firmware 01.19.00","elitebook_840_g5_healthcare_edition_firmware 01.19.00","elitebook_840_g6_firmware 01.12.00","elitebook_840_g6_healthcare_edition_firmware 01.12.00","elitebook_840_g7_firmware 01.08.00","elitebook_840_g8_firmware 01.08.00","elitebook_840r_g4_firmware 01.19.00","elitebook_846_g5_firmware 01.19.00","elitebook_850_g5_firmware 01.19.00","elitebook_850_g6_firmware 01.12.00","elitebook_850_g7_firmware 01.08.00","elitebook_850_g8_firmware 01.08.00","elitebook_x360_1030_g3_firmware 01.19.00","elitebook_x360_1030_g4_firmware 01.12.00","elitebook_x360_1030_g7_firmware 01.08.00","elitebook_x360_1030_g8_firmware 01.08.00","elitebook_x360_1040_g5_firmware 01.19.00","elitebook_x360_1040_g6_firmware 01.12.00","elitebook_x360_1040_g7_firmware 01.08.00","elitebook_x360_1040_g8_firmware 01.08.00","elitebook_x360_830_g5_firmware 01.19.00","elitebook_x360_830_g6_firmware 01.12.00","elitebook_x360_830_g7_firmware 01.08.00","elitebook_x360_830_g8_firmware 01.08.00","probook_430_g5_firmware 01.19.00","probook_430_g6_firmware 01.19.00","probook_430_g7_firmware 01.12.00","probook_430_g8_firmware 01.08.02","probook_440_g5_firmware 01.19.00","probook_440_g6_firmware 01.19.00","probook_440_g7_firmware 01.12.00","probook_440_g8_firmware 01.08.02","probook_450_g5_firmware 01.19.00","probook_450_g6_firmware 01.19.00","probook_450_g7_firmware 01.12.00","probook_450_g8_firmware 01.08.02","probook_470_g5_firmware 01.19.00","probook_630_g8_firmware 01.08.01","probook_640_g4_firmware 01.19.00","probook_640_g5_firmware 01.12.00","probook_640_g7_firmware 01.08.00","probook_640_g8_firmware 01.08.01","probook_650_g4_firmware 01.19.00","probook_650_g5_firmware 01.12.00","probook_650_g7_firmware 01.08.00","probook_650_g8_firmware 01.08.01","probook_x360_11_g3_education_edition_firmware 01.18.00","probook_x360_11_g4_education_edition_firmware 01.13.00","probook_x360_11_g5_education_edition_firmware 01.09.00","probook_x360_11_g6_education_edition_firmware 01.09.00","probook_x360_11_g7_education_edition_firmware 01.08.00","probook_x360_440_g1_firmware 01.19.00","zbook_14u_g5_firmware 01.19.00","zbook_14u_g6_firmware 01.12.00","zbook_15_g5_firmware 01.19.00","zbook_15_g6_firmware 01.12.00","zbook_15u_g5_firmware 01.19.00","zbook_15u_g6_firmware 01.12.00","zbook_17_g5_firmware 01.19.00","zbook_17_g6_firmware 01.12.00","zbook_create_g7_firmware 01.08.00","zbook_firefly_14_g7_firmware 01.08.00","zbook_firefly_14_g8_firmware 01.08.00","zbook_firefly_15_g7_firmware 01.08.00","zbook_firefly_15_g8_firmware 01.08.00","zbook_fury_15_g7_firmware 01.08.00","zbook_fury_15_g8_firmware 01.08.01","zbook_fury_17_g7_firmware 01.08.00","zbook_fury_17_g8_firmware 01.08.01","zbook_power_15_g8_firmware 01.08.00","zbook_power_g7_firmware 01.08.00","zbook_studio_15_g8_firmware 01.08.00","zbook_studio_g5_firmware 01.19.00","zbook_studio_g7_firmware 01.08.00","zbook_studio_x360_g5_firmware 01.19.00","zhan_66_pro_13_g2_firmware 01.19.00","zhan_66_pro_14_g2_firmware 01.19.00"],"published":"2022-02-16","updated":"2026-10-07","sourceUpdated":"2026-10-07T19:17:29.540","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-39300","references":[{"url":"https://support.hp.com/us-en/document/ish_5661066-5661090-16","label":"hp-security-alert@hp.com"},{"url":"https://support.hp.com/us-en/document/ish_5661066-5661090-16","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org"],"epss":0.00423,"epssPercentile":0.34516,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-07T18:03:48.015315Z"},"scores":{"nvd":8.8,"adp":7.3},"ingestedAt":"2026-10-07T18:42:20.908Z","slug":"CVE-2021-39300","body":"## Overview\n\nPotential vulnerabilities have been identified in UEFI firmware (BIOS) for some PC products which may allow escalation of privilege and arbitrary code execution.\n\n## Affected\n\n- `z1_entry_tower_g5_workstation_firmware < 02.12.00`\n- `z1_entry_tower_g6_workstation_firmware < 02.10.00`\n- `z1_g8_tower_desktop_pc_firmware < 02.07.00`\n- `z4_g4_workstation_(core-x)_firmware < 02.75`\n- `z4_g4_workstation_(xeon_w)_firmware < 02.75`\n- `z6_g4_workstation_firmware < 02.75`\n- `z8_g4_workstation_firmware < 02.75`\n- `engage_flex_mini_retail_system_firmware < 02.10.00`\n- `mp9_g4_retail_system_firmware < 02.18.00`\n- `elite_dragonfly_firmware < 01.12.00`\n- `elite_dragonfly_g2_firmware < 01.08.00`\n- `elite_dragonfly_max_firmware < 01.08.00`\n- `elite_x2_1013_g3_firmware < 01.19.00`\n- `elite_x2_g4_firmware < 01.12.00`\n- `elite_x2_g8_tablet_firmware < 01.08.00`\n- `elitebook_1050_g1_firmware < 01.19.00`\n- `elitebook_830_g5_firmware < 01.19.00`\n- `elitebook_830_g6_firmware < 01.12.00`\n- `elitebook_830_g7_firmware < 01.08.00`\n- `elitebook_830_g8_firmware < 01.08.00`\n- `elitebook_836_g5_firmware < 01.19.00`\n- `elitebook_836_g6_firmware < 01.12.00`\n- `elitebook_840_aero_g8_firmware < 01.08.00`\n- `elitebook_840_g5_firmware < 01.19.00`\n- `elitebook_840_g5_healthcare_edition_firmware < 01.19.00`\n- `elitebook_840_g6_firmware < 01.12.00`\n- `elitebook_840_g6_healthcare_edition_firmware < 01.12.00`\n- `elitebook_840_g7_firmware < 01.08.00`\n- `elitebook_840_g8_firmware < 01.08.00`\n- `elitebook_840r_g4_firmware < 01.19.00`\n- `elitebook_846_g5_firmware < 01.19.00`\n- `elitebook_850_g5_firmware < 01.19.00`\n- `elitebook_850_g6_firmware < 01.12.00`\n- `elitebook_850_g7_firmware < 01.08.00`\n- `elitebook_850_g8_firmware < 01.08.00`\n- `elitebook_x360_1030_g3_firmware < 01.19.00`\n- `elitebook_x360_1030_g4_firmware < 01.12.00`\n- `elitebook_x360_1030_g7_firmware < 01.08.00`\n- `elitebook_x360_1030_g8_firmware < 01.08.00`\n- `elitebook_x360_1040_g5_firmware < 01.19.00`\n- `elitebook_x360_1040_g6_firmware < 01.12.00`\n- `elitebook_x360_1040_g7_firmware < 01.08.00`\n- `elitebook_x360_1040_g8_firmware < 01.08.00`\n- `elitebook_x360_830_g5_firmware < 01.19.00`\n- `elitebook_x360_830_g6_firmware < 01.12.00`\n- `elitebook_x360_830_g7_firmware < 01.08.00`\n- `elitebook_x360_830_g8_firmware < 01.08.00`\n- `probook_430_g5_firmware < 01.19.00`\n- `probook_430_g6_firmware < 01.19.00`\n- `probook_430_g7_firmware < 01.12.00`\n- `probook_430_g8_firmware < 01.08.02`\n- `probook_440_g5_firmware < 01.19.00`\n- `probook_440_g6_firmware < 01.19.00`\n- `probook_440_g7_firmware < 01.12.00`\n- `probook_440_g8_firmware < 01.08.02`\n- `probook_450_g5_firmware < 01.19.00`\n- `probook_450_g6_firmware < 01.19.00`\n- `probook_450_g7_firmware < 01.12.00`\n- `probook_450_g8_firmware < 01.08.02`\n- `probook_470_g5_firmware < 01.19.00`\n- `probook_630_g8_firmware < 01.08.01`\n- `probook_640_g4_firmware < 01.19.00`\n- `probook_640_g5_firmware < 01.12.00`\n- `probook_640_g7_firmware < 01.08.00`\n- `probook_640_g8_firmware < 01.08.01`\n- `probook_650_g4_firmware < 01.19.00`\n- `probook_650_g5_firmware < 01.12.00`\n- `probook_650_g7_firmware < 01.08.00`\n- `probook_650_g8_firmware < 01.08.01`\n- `probook_x360_11_g3_education_edition_firmware < 01.18.00`\n- `probook_x360_11_g4_education_edition_firmware < 01.13.00`\n- `probook_x360_11_g5_education_edition_firmware < 01.09.00`\n- `probook_x360_11_g6_education_edition_firmware < 01.09.00`\n- `probook_x360_11_g7_education_edition_firmware < 01.08.00`\n- `probook_x360_440_g1_firmware < 01.19.00`\n- `zbook_14u_g5_firmware < 01.19.00`\n- `zbook_14u_g6_firmware < 01.12.00`\n- `zbook_15_g5_firmware < 01.19.00`\n- `zbook_15_g6_firmware < 01.12.00`\n- `zbook_15u_g5_firmware < 01.19.00`\n- `zbook_15u_g6_firmware < 01.12.00`\n- `zbook_17_g5_firmware < 01.19.00`\n- `zbook_17_g6_firmware < 01.12.00`\n- `zbook_create_g7_firmware < 01.08.00`\n- `zbook_firefly_14_g7_firmware < 01.08.00`\n- `zbook_firefly_14_g8_firmware < 01.08.00`\n- `zbook_firefly_15_g7_firmware < 01.08.00`\n- `zbook_firefly_15_g8_firmware < 01.08.00`\n- `zbook_fury_15_g7_firmware < 01.08.00`\n- `zbook_fury_15_g8_firmware < 01.08.01`\n- `zbook_fury_17_g7_firmware < 01.08.00`\n- `zbook_fury_17_g8_firmware < 01.08.01`\n- `zbook_power_15_g8_firmware < 01.08.00`\n- `zbook_power_g7_firmware < 01.08.00`\n- `zbook_studio_15_g8_firmware < 01.08.00`\n- `zbook_studio_g5_firmware < 01.19.00`\n- `zbook_studio_g7_firmware < 01.08.00`\n- `zbook_studio_x360_g5_firmware < 01.19.00`\n- `zhan_66_pro_13_g2_firmware < 01.19.00`\n- `zhan_66_pro_14_g2_firmware < 01.19.00`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `z1_entry_tower_g5_workstation_firmware 02.12.00`\n- `z1_entry_tower_g6_workstation_firmware 02.10.00`\n- `z1_g8_tower_desktop_pc_firmware 02.07.00`\n- `z4_g4_workstation_(core-x)_firmware 02.75`\n- `z4_g4_workstation_(xeon_w)_firmware 02.75`\n- `z6_g4_workstation_firmware 02.75`\n- `z8_g4_workstation_firmware 02.75`\n- `engage_flex_mini_retail_system_firmware 02.10.00`\n- `mp9_g4_retail_system_firmware 02.18.00`\n- `elite_dragonfly_firmware 01.12.00`\n- `elite_dragonfly_g2_firmware 01.08.00`\n- `elite_dragonfly_max_firmware 01.08.00`\n- `elite_x2_1013_g3_firmware 01.19.00`\n- `elite_x2_g4_firmware 01.12.00`\n- `elite_x2_g8_tablet_firmware 01.08.00`\n- `elitebook_1050_g1_firmware 01.19.00`\n- `elitebook_830_g5_firmware 01.19.00`\n- `elitebook_830_g6_firmware 01.12.00`\n- `elitebook_830_g7_firmware 01.08.00`\n- `elitebook_830_g8_firmware 01.08.00`\n- `elitebook_836_g5_firmware 01.19.00`\n- `elitebook_836_g6_firmware 01.12.00`\n- `elitebook_840_aero_g8_firmware 01.08.00`\n- `elitebook_840_g5_firmware 01.19.00`\n- `elitebook_840_g5_healthcare_edition_firmware 01.19.00`\n- `elitebook_840_g6_firmware 01.12.00`\n- `elitebook_840_g6_healthcare_edition_firmware 01.12.00`\n- `elitebook_840_g7_firmware 01.08.00`\n- `elitebook_840_g8_firmware 01.08.00`\n- `elitebook_840r_g4_firmware 01.19.00`\n- `elitebook_846_g5_firmware 01.19.00`\n- `elitebook_850_g5_firmware 01.19.00`\n- `elitebook_850_g6_firmware 01.12.00`\n- `elitebook_850_g7_firmware 01.08.00`\n- `elitebook_850_g8_firmware 01.08.00`\n- `elitebook_x360_1030_g3_firmware 01.19.00`\n- `elitebook_x360_1030_g4_firmware 01.12.00`\n- `elitebook_x360_1030_g7_firmware 01.08.00`\n- `elitebook_x360_1030_g8_firmware 01.08.00`\n- `elitebook_x360_1040_g5_firmware 01.19.00`\n- `elitebook_x360_1040_g6_firmware 01.12.00`\n- `elitebook_x360_1040_g7_firmware 01.08.00`\n- `elitebook_x360_1040_g8_firmware 01.08.00`\n- `elitebook_x360_830_g5_firmware 01.19.00`\n- `elitebook_x360_830_g6_firmware 01.12.00`\n- `elitebook_x360_830_g7_firmware 01.08.00`\n- `elitebook_x360_830_g8_firmware 01.08.00`\n- `probook_430_g5_firmware 01.19.00`\n- `probook_430_g6_firmware 01.19.00`\n- `probook_430_g7_firmware 01.12.00`\n- `probook_430_g8_firmware 01.08.02`\n- `probook_440_g5_firmware 01.19.00`\n- `probook_440_g6_firmware 01.19.00`\n- `probook_440_g7_firmware 01.12.00`\n- `probook_440_g8_firmware 01.08.02`\n- `probook_450_g5_firmware 01.19.00`\n- `probook_450_g6_firmware 01.19.00`\n- `probook_450_g7_firmware 01.12.00`\n- `probook_450_g8_firmware 01.08.02`\n- `probook_470_g5_firmware 01.19.00`\n- `probook_630_g8_firmware 01.08.01`\n- `probook_640_g4_firmware 01.19.00`\n- `probook_640_g5_firmware 01.12.00`\n- `probook_640_g7_firmware 01.08.00`\n- `probook_640_g8_firmware 01.08.01`\n- `probook_650_g4_firmware 01.19.00`\n- `probook_650_g5_firmware 01.12.00`\n- `probook_650_g7_firmware 01.08.00`\n- `probook_650_g8_firmware 01.08.01`\n- `probook_x360_11_g3_education_edition_firmware 01.18.00`\n- `probook_x360_11_g4_education_edition_firmware 01.13.00`\n- `probook_x360_11_g5_education_edition_firmware 01.09.00`\n- `probook_x360_11_g6_education_edition_firmware 01.09.00`\n- `probook_x360_11_g7_education_edition_firmware 01.08.00`\n- `probook_x360_440_g1_firmware 01.19.00`\n- `zbook_14u_g5_firmware 01.19.00`\n- `zbook_14u_g6_firmware 01.12.00`\n- `zbook_15_g5_firmware 01.19.00`\n- `zbook_15_g6_firmware 01.12.00`\n- `zbook_15u_g5_firmware 01.19.00`\n- `zbook_15u_g6_firmware 01.12.00`\n- `zbook_17_g5_firmware 01.19.00`\n- `zbook_17_g6_firmware 01.12.00`\n- `zbook_create_g7_firmware 01.08.00`\n- `zbook_firefly_14_g7_firmware 01.08.00`\n- `zbook_firefly_14_g8_firmware 01.08.00`\n- `zbook_firefly_15_g7_firmware 01.08.00`\n- `zbook_firefly_15_g8_firmware 01.08.00`\n- `zbook_fury_15_g7_firmware 01.08.00`\n- `zbook_fury_15_g8_firmware 01.08.01`\n- `zbook_fury_17_g7_firmware 01.08.00`\n- `zbook_fury_17_g8_firmware 01.08.01`\n- `zbook_power_15_g8_firmware 01.08.00`\n- `zbook_power_g7_firmware 01.08.00`\n- `zbook_studio_15_g8_firmware 01.08.00`\n- `zbook_studio_g5_firmware 01.19.00`\n- `zbook_studio_g7_firmware 01.08.00`\n- `zbook_studio_x360_g5_firmware 01.19.00`\n- `zhan_66_pro_13_g2_firmware 01.19.00`\n- `zhan_66_pro_14_g2_firmware 01.19.00`","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[{"seq":217677,"id":"CVE-2021-39300","ts":1791402304843,"field":"cvss","old":"7.3","new":"8.8"}]}