CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-50659

Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.005

EPSS Ranking 42.7%

CVSS Severity

CVSS v3 Score 6.5

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50659

Products affected by CVE-2026-50659

Microsoft » .net » Version: 10.0.0

cpe:2.3:a:microsoft:.net:10.0.0
Microsoft » .net » Version: 10.0.1

cpe:2.3:a:microsoft:.net:10.0.1
Microsoft » .net » Version: 10.0.2

cpe:2.3:a:microsoft:.net:10.0.2
Microsoft » .net » Version: 10.0.3

cpe:2.3:a:microsoft:.net:10.0.3
Microsoft » .net » Version: 10.0.4

cpe:2.3:a:microsoft:.net:10.0.4
Microsoft » .net » Version: 10.0.5

cpe:2.3:a:microsoft:.net:10.0.5
Microsoft » .net » Version: 8.0.0

cpe:2.3:a:microsoft:.net:8.0.0
Microsoft » .net » Version: 8.0.1

cpe:2.3:a:microsoft:.net:8.0.1
Microsoft » .net » Version: 8.0.10

cpe:2.3:a:microsoft:.net:8.0.10
Microsoft » .net » Version: 8.0.11

cpe:2.3:a:microsoft:.net:8.0.11
Microsoft » .net » Version: 8.0.12

cpe:2.3:a:microsoft:.net:8.0.12
Microsoft » .net » Version: 8.0.13

cpe:2.3:a:microsoft:.net:8.0.13
Microsoft » .net » Version: 8.0.14

cpe:2.3:a:microsoft:.net:8.0.14
Microsoft » .net » Version: 8.0.15

cpe:2.3:a:microsoft:.net:8.0.15
Microsoft » .net » Version: 8.0.16

cpe:2.3:a:microsoft:.net:8.0.16
Microsoft » .net » Version: 8.0.17

cpe:2.3:a:microsoft:.net:8.0.17
Microsoft » .net » Version: 8.0.18

cpe:2.3:a:microsoft:.net:8.0.18
Microsoft » .net » Version: 8.0.19

cpe:2.3:a:microsoft:.net:8.0.19
Microsoft » .net » Version: 8.0.2

cpe:2.3:a:microsoft:.net:8.0.2
Microsoft » .net » Version: 8.0.20

cpe:2.3:a:microsoft:.net:8.0.20
Microsoft » .net » Version: 8.0.21

cpe:2.3:a:microsoft:.net:8.0.21
Microsoft » .net » Version: 8.0.22

cpe:2.3:a:microsoft:.net:8.0.22
Microsoft » .net » Version: 8.0.23

cpe:2.3:a:microsoft:.net:8.0.23
Microsoft » .net » Version: 8.0.24

cpe:2.3:a:microsoft:.net:8.0.24
Microsoft » .net » Version: 8.0.26

cpe:2.3:a:microsoft:.net:8.0.26
Microsoft » .net » Version: 8.0.27

cpe:2.3:a:microsoft:.net:8.0.27
Microsoft » .net » Version: 8.0.28

cpe:2.3:a:microsoft:.net:8.0.28
Microsoft » .net » Version: 8.0.3

cpe:2.3:a:microsoft:.net:8.0.3
Microsoft » .net » Version: 8.0.4

cpe:2.3:a:microsoft:.net:8.0.4
Microsoft » .net » Version: 8.0.5

cpe:2.3:a:microsoft:.net:8.0.5
Microsoft » .net » Version: 8.0.6

cpe:2.3:a:microsoft:.net:8.0.6
Microsoft » .net » Version: 8.0.7

cpe:2.3:a:microsoft:.net:8.0.7
Microsoft » .net » Version: 8.0.8

cpe:2.3:a:microsoft:.net:8.0.8
Microsoft » .net » Version: 8.0.9

cpe:2.3:a:microsoft:.net:8.0.9
Microsoft » .net » Version: 9.0.0

cpe:2.3:a:microsoft:.net:9.0.0
Microsoft » .net » Version: 9.0.1

cpe:2.3:a:microsoft:.net:9.0.1
Microsoft » .net » Version: 9.0.10

cpe:2.3:a:microsoft:.net:9.0.10
Microsoft » .net » Version: 9.0.11

cpe:2.3:a:microsoft:.net:9.0.11
Microsoft » .net » Version: 9.0.12

cpe:2.3:a:microsoft:.net:9.0.12
Microsoft » .net » Version: 9.0.13

cpe:2.3:a:microsoft:.net:9.0.13
Microsoft » .net » Version: 9.0.14

cpe:2.3:a:microsoft:.net:9.0.14
Microsoft » .net » Version: 9.0.15

cpe:2.3:a:microsoft:.net:9.0.15
Microsoft » .net » Version: 9.0.16

cpe:2.3:a:microsoft:.net:9.0.16
Microsoft » .net » Version: 9.0.17

cpe:2.3:a:microsoft:.net:9.0.17
Microsoft » .net » Version: 9.0.2

cpe:2.3:a:microsoft:.net:9.0.2
Microsoft » .net » Version: 9.0.3

cpe:2.3:a:microsoft:.net:9.0.3
Microsoft » .net » Version: 9.0.4

cpe:2.3:a:microsoft:.net:9.0.4
Microsoft » .net » Version: 9.0.5

cpe:2.3:a:microsoft:.net:9.0.5
Microsoft » .net » Version: 9.0.6

cpe:2.3:a:microsoft:.net:9.0.6
Microsoft » .net » Version: 9.0.7

cpe:2.3:a:microsoft:.net:9.0.7
Microsoft » .net » Version: 9.0.8

cpe:2.3:a:microsoft:.net:9.0.8
Microsoft » .net » Version: 9.0.9

cpe:2.3:a:microsoft:.net:9.0.9
Microsoft » .net Framework » Version: 3.5

cpe:2.3:a:microsoft:.net_framework:3.5
Microsoft » .net Framework » Version: 4.6.2

cpe:2.3:a:microsoft:.net_framework:4.6.2
Microsoft » .net Framework » Version: 4.7

cpe:2.3:a:microsoft:.net_framework:4.7
Microsoft » .net Framework » Version: 4.7.1

cpe:2.3:a:microsoft:.net_framework:4.7.1
Microsoft » .net Framework » Version: 4.7.2

cpe:2.3:a:microsoft:.net_framework:4.7.2
Microsoft » .net Framework » Version: 4.8

cpe:2.3:a:microsoft:.net_framework:4.8
Microsoft » .net Framework » Version: 4.8.1

cpe:2.3:a:microsoft:.net_framework:4.8.1
Microsoft » Visual Studio 2022 » Version: 17.12.0

cpe:2.3:a:microsoft:visual_studio_2022:17.12.0
Microsoft » Visual Studio 2022 » Version: 17.12.1

cpe:2.3:a:microsoft:visual_studio_2022:17.12.1
Microsoft » Visual Studio 2022 » Version: 17.12.10

cpe:2.3:a:microsoft:visual_studio_2022:17.12.10
Microsoft » Visual Studio 2022 » Version: 17.12.11

cpe:2.3:a:microsoft:visual_studio_2022:17.12.11
Microsoft » Visual Studio 2022 » Version: 17.12.12

cpe:2.3:a:microsoft:visual_studio_2022:17.12.12
Microsoft » Visual Studio 2022 » Version: 17.12.13

cpe:2.3:a:microsoft:visual_studio_2022:17.12.13
Microsoft » Visual Studio 2022 » Version: 17.12.14

cpe:2.3:a:microsoft:visual_studio_2022:17.12.14
Microsoft » Visual Studio 2022 » Version: 17.12.15

cpe:2.3:a:microsoft:visual_studio_2022:17.12.15
Microsoft » Visual Studio 2022 » Version: 17.12.16

cpe:2.3:a:microsoft:visual_studio_2022:17.12.16
Microsoft » Visual Studio 2022 » Version: 17.12.17

cpe:2.3:a:microsoft:visual_studio_2022:17.12.17
Microsoft » Visual Studio 2022 » Version: 17.12.18

cpe:2.3:a:microsoft:visual_studio_2022:17.12.18
Microsoft » Visual Studio 2022 » Version: 17.12.19

cpe:2.3:a:microsoft:visual_studio_2022:17.12.19
Microsoft » Visual Studio 2022 » Version: 17.12.2

cpe:2.3:a:microsoft:visual_studio_2022:17.12.2
Microsoft » Visual Studio 2022 » Version: 17.12.20

cpe:2.3:a:microsoft:visual_studio_2022:17.12.20
Microsoft » Visual Studio 2022 » Version: 17.12.21

cpe:2.3:a:microsoft:visual_studio_2022:17.12.21
Microsoft » Visual Studio 2022 » Version: 17.12.3

cpe:2.3:a:microsoft:visual_studio_2022:17.12.3
Microsoft » Visual Studio 2022 » Version: 17.12.4

cpe:2.3:a:microsoft:visual_studio_2022:17.12.4
Microsoft » Visual Studio 2022 » Version: 17.12.5

cpe:2.3:a:microsoft:visual_studio_2022:17.12.5
Microsoft » Visual Studio 2022 » Version: 17.12.6

cpe:2.3:a:microsoft:visual_studio_2022:17.12.6
Microsoft » Visual Studio 2022 » Version: 17.12.7

cpe:2.3:a:microsoft:visual_studio_2022:17.12.7
Microsoft » Visual Studio 2022 » Version: 17.12.8

cpe:2.3:a:microsoft:visual_studio_2022:17.12.8
Microsoft » Visual Studio 2022 » Version: 17.12.9

cpe:2.3:a:microsoft:visual_studio_2022:17.12.9
Microsoft » Visual Studio 2022 » Version: 17.14.0

cpe:2.3:a:microsoft:visual_studio_2022:17.14.0
Microsoft » Visual Studio 2022 » Version: 17.14.1

cpe:2.3:a:microsoft:visual_studio_2022:17.14.1
Microsoft » Visual Studio 2022 » Version: 17.14.10

cpe:2.3:a:microsoft:visual_studio_2022:17.14.10
Microsoft » Visual Studio 2022 » Version: 17.14.11

cpe:2.3:a:microsoft:visual_studio_2022:17.14.11
Microsoft » Visual Studio 2022 » Version: 17.14.12

cpe:2.3:a:microsoft:visual_studio_2022:17.14.12
Microsoft » Visual Studio 2022 » Version: 17.14.13

cpe:2.3:a:microsoft:visual_studio_2022:17.14.13
Microsoft » Visual Studio 2022 » Version: 17.14.14

cpe:2.3:a:microsoft:visual_studio_2022:17.14.14
Microsoft » Visual Studio 2022 » Version: 17.14.15

cpe:2.3:a:microsoft:visual_studio_2022:17.14.15
Microsoft » Visual Studio 2022 » Version: 17.14.16

cpe:2.3:a:microsoft:visual_studio_2022:17.14.16
Microsoft » Visual Studio 2022 » Version: 17.14.17

cpe:2.3:a:microsoft:visual_studio_2022:17.14.17
Microsoft » Visual Studio 2022 » Version: 17.14.18

cpe:2.3:a:microsoft:visual_studio_2022:17.14.18
Microsoft » Visual Studio 2022 » Version: 17.14.19

cpe:2.3:a:microsoft:visual_studio_2022:17.14.19
Microsoft » Visual Studio 2022 » Version: 17.14.2

cpe:2.3:a:microsoft:visual_studio_2022:17.14.2
Microsoft » Visual Studio 2022 » Version: 17.14.20

cpe:2.3:a:microsoft:visual_studio_2022:17.14.20
Microsoft » Visual Studio 2022 » Version: 17.14.21

cpe:2.3:a:microsoft:visual_studio_2022:17.14.21
Microsoft » Visual Studio 2022 » Version: 17.14.22

cpe:2.3:a:microsoft:visual_studio_2022:17.14.22
Microsoft » Visual Studio 2022 » Version: 17.14.23

cpe:2.3:a:microsoft:visual_studio_2022:17.14.23
Microsoft » Visual Studio 2022 » Version: 17.14.24

cpe:2.3:a:microsoft:visual_studio_2022:17.14.24
Microsoft » Visual Studio 2022 » Version: 17.14.25

cpe:2.3:a:microsoft:visual_studio_2022:17.14.25
Microsoft » Visual Studio 2022 » Version: 17.14.26

cpe:2.3:a:microsoft:visual_studio_2022:17.14.26
Microsoft » Visual Studio 2022 » Version: 17.14.27

cpe:2.3:a:microsoft:visual_studio_2022:17.14.27
Microsoft » Visual Studio 2022 » Version: 17.14.28

cpe:2.3:a:microsoft:visual_studio_2022:17.14.28
Microsoft » Visual Studio 2022 » Version: 17.14.29

cpe:2.3:a:microsoft:visual_studio_2022:17.14.29
Microsoft » Visual Studio 2022 » Version: 17.14.3

cpe:2.3:a:microsoft:visual_studio_2022:17.14.3
Microsoft » Visual Studio 2022 » Version: 17.14.30

cpe:2.3:a:microsoft:visual_studio_2022:17.14.30
Microsoft » Visual Studio 2022 » Version: 17.14.31

cpe:2.3:a:microsoft:visual_studio_2022:17.14.31
Microsoft » Visual Studio 2022 » Version: 17.14.32

cpe:2.3:a:microsoft:visual_studio_2022:17.14.32
Microsoft » Visual Studio 2022 » Version: 17.14.33

cpe:2.3:a:microsoft:visual_studio_2022:17.14.33
Microsoft » Visual Studio 2022 » Version: 17.14.34

cpe:2.3:a:microsoft:visual_studio_2022:17.14.34
Microsoft » Visual Studio 2022 » Version: 17.14.35

cpe:2.3:a:microsoft:visual_studio_2022:17.14.35
Microsoft » Visual Studio 2022 » Version: 17.14.4

cpe:2.3:a:microsoft:visual_studio_2022:17.14.4
Microsoft » Visual Studio 2022 » Version: 17.14.5

cpe:2.3:a:microsoft:visual_studio_2022:17.14.5
Microsoft » Visual Studio 2022 » Version: 17.14.6

cpe:2.3:a:microsoft:visual_studio_2022:17.14.6
Microsoft » Visual Studio 2022 » Version: 17.14.7

cpe:2.3:a:microsoft:visual_studio_2022:17.14.7
Microsoft » Visual Studio 2022 » Version: 17.14.8

cpe:2.3:a:microsoft:visual_studio_2022:17.14.8
Microsoft » Visual Studio 2022 » Version: 17.14.9

cpe:2.3:a:microsoft:visual_studio_2022:17.14.9
Microsoft » Visual Studio 2026 » Version: 18.7.0

cpe:2.3:a:microsoft:visual_studio_2026:18.7.0
Microsoft » Visual Studio 2026 » Version: 18.7.1

cpe:2.3:a:microsoft:visual_studio_2026:18.7.1
Microsoft » Visual Studio 2026 » Version: 18.7.2

cpe:2.3:a:microsoft:visual_studio_2026:18.7.2
Microsoft » Visual Studio 2026 » Version: 18.7.3

cpe:2.3:a:microsoft:visual_studio_2026:18.7.3
Apple » Macos » Version: N/A

cpe:2.3:o:apple:macos:-
Linux » Linux Kernel » Version: N/A

cpe:2.3:o:linux:linux_kernel:-
Microsoft » Windows » Version: N/A

cpe:2.3:o:microsoft:windows:-
Microsoft » Windows 10 1607 » Version: N/A

cpe:2.3:o:microsoft:windows_10_1607:-
Microsoft » Windows 10 1809 » Version: N/A

cpe:2.3:o:microsoft:windows_10_1809:-
Microsoft » Windows 10 21h2 » Version: N/A

cpe:2.3:o:microsoft:windows_10_21h2:-
Microsoft » Windows 10 22h2 » Version: N/A

cpe:2.3:o:microsoft:windows_10_22h2:-
Microsoft » Windows 11 23h2 » Version: N/A

cpe:2.3:o:microsoft:windows_11_23h2:-
Microsoft » Windows 11 24h2 » Version: N/A

cpe:2.3:o:microsoft:windows_11_24h2:-
Microsoft » Windows 11 25h2 » Version: N/A

cpe:2.3:o:microsoft:windows_11_25h2:-
Microsoft » Windows 11 26h1 » Version: N/A

cpe:2.3:o:microsoft:windows_11_26h1:-
Microsoft » Windows 11 26h1 » Version: 10.0.28000.1575

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.1575
Microsoft » Windows 11 26h1 » Version: 10.0.28000.1719

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.1719
Microsoft » Windows 11 26h1 » Version: 10.0.28000.1836

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.1836
Microsoft » Windows 11 26h1 » Version: 10.0.28000.2113

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.2113
Microsoft » Windows 11 26h1 » Version: 10.0.28000.2269

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.2269
Microsoft » Windows 11 26h1 » Version: 10.0.28000.2525

cpe:2.3:o:microsoft:windows_11_26h1:10.0.28000.2525
Microsoft » Windows Server 2012 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2012:-
Microsoft » Windows Server 2012 » Version: r2

cpe:2.3:o:microsoft:windows_server_2012:r2
Microsoft » Windows Server 2016 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2016:-
Microsoft » Windows Server 2019 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2019:-
Microsoft » Windows Server 2022 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2022:-

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-50659

Products

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