Ms Cxx63 Pd CVE-2026-28747

Q: What is the CVSS score of CVE-2026-28747?

CVE-2026-28747 has a CVSS 4.0 base score of 7.3 (High). CVSS vector: CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/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. EPSS exploitation probability: 0.0%.

HIGH

Authorization Bypass Through User-Controlled Key (CWE-639)

2026-04-27 icscert

Authentication Bypass Ms Cxx63 Pd Ms Cxx64 Xpd Ms Cxx73 Xpd Ms Cxx75 Xxpd Ms Cxx83 Xpd Ms Cxx74 Pa Ms C8477 Hpg1 Ms C8477 Pc Ms C5321 Fpe Ms Cxx72 Xxxpe Ms Cxx62 Xxxpe Ms Cxx52 Xxxpe Ms Cxx66 Xxxpe Ms Cxx66 Xxxgpe Ms Cxx61 Xxxpe Ms Cxx67 Xxxpe Ms Cxx71 Xxxpe Ms Cxx41 Xxxpe Ms Cxx76 Pe Ms Cxx65 Pe Ms Cxx66 Xxxg1 Ms Cxx62 Xxxg1 Ms Cxx72 Xxxg1 Ms Cqxx31 Xxxg1 Ms Cqxx68 Xxxg1 Ms Cqxx72 Xxxg1 Ms Nxxxx Nxe Ms Nxxxx Xxc Ms Nxxxx Xxe Ms Nxxxx Xxg Ms Nxxxx Xxh Ms Nxxxx Xxt Pmc8266 Fpe

7.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.3 HIGH

CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/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

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

Scope