p PatchFirst

CVE-2026-96233

CVE-2026-96233 · ASP.NET Core Denial of Service Vulnerability

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Out-of-bounds write in ASP.NET Core allows an unauthorized attacker to deny service over a network.

CVSS 7.5 · High · EPSS 0.8% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • .net 10.0 runtime

    Versions
    • ≥ 10.0.0, < 10.0.13: Affected (custom)

    Update to 10.0.13

  • .net 11.0 runtime

    Versions
    • ≥ 11.0.0, < 11.0.0-rc.2: Affected (custom)

    No fix published

  • .net 8.0 runtime

    Versions
    • ≥ 8.0.0, < 8.0.32: Affected (custom)

    Update to 8.0.32

  • .net 9.0 runtime

    Versions
    • ≥ 9.0.0, < 9.0.21: Affected (custom)

    Update to 9.0.21

  • microsoft .net framework 3.5

    Versions
    • ≥ 3.5.0, < 2.0.50727.9188 AND 3.0.30729.9171: Affected (custom)

    No fix published

  • microsoft .net framework 3.5 and 4.6.2/4.7/4.7.1/4.7.2

    Versions
    • ≥ 3.0.0.0, < 2.0.50727.8987 AND 3.0.30729.8982 AND 4.7.4150.0: Affected (custom)

    No fix published

  • microsoft .net framework 3.5 and 4.7.2

    Versions
    • ≥ 4.7.0, < 2.0.50727.9073 AND 3.0.30729.9070 AND 4.7.4150.0: Affected (custom)

    No fix published

  • microsoft .net framework 3.5 and 4.8

    Versions
    • ≥ 4.8.0, < 2.0.50727.9073 AND 3.0.30729.9070 AND 4.8.4811.0: Affected (custom)

    No fix published

  • microsoft .net framework 3.5 and 4.8.1

    Versions
    • ≥ 4.8.1, < 2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0: Affected (custom)

    No fix published

  • microsoft .net framework 4.6.2/4.7/4.7.1/4.7.2

    Versions
    • ≥ 4.7.0, < 4.7.4150.0: Affected (custom)

    Update to 4.7.4150.0

  • microsoft .net framework 4.8

    Versions
    • ≥ 4.8.0, < 4.8.4811.0: Affected (custom)

    Update to 4.8.4811.0

  • microsoft .net framework 4.8.1

    Versions
    • ≥ 4.8.0.0, < 4.8.9363.0: Affected (custom)

    Update to 4.8.9363.0

  • dotnet6 Ubuntu:22.04:LTS

    Versions
    • 6.0.108-0ubuntu1~22.04.1
    • 6.0.109-0ubuntu1~22.04.1
    • 6.0.110-0ubuntu1~22.04.1
    • 6.0.111-0ubuntu1~22.04.1
    • 6.0.113-0ubuntu1~22.04.1
    • 6.0.116-0ubuntu1~22.04.1
    • 6.0.118-0ubuntu1~22.04.1
    • 6.0.119-0ubuntu1~22.04.1
    • 6.0.120-0ubuntu1~22.04.1
    • 6.0.121-0ubuntu1~22.04.1
    • 6.0.122-0ubuntu1~22.04.1
    • 6.0.123-0ubuntu1~22.04.1
    • 6.0.124-0ubuntu1~22.04.1
    • 6.0.125-0ubuntu1~22.04.1
    • 6.0.126-0ubuntu1~22.04.1
    • 6.0.127-0ubuntu1~22.04.1
    • 6.0.128-0ubuntu1~22.04.2
    • 6.0.132-0ubuntu1~22.04.1
    • 6.0.133-0ubuntu1~22.04.1
    • 6.0.135-0ubuntu1~22.04.1
    • 6.0.136-0ubuntu1~22.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dotnet7 Ubuntu:22.04:LTS

    Versions
    • 7.0.105-0ubuntu1~22.04.1
    • 7.0.107-0ubuntu1~22.04.1
    • 7.0.108-0ubuntu1~22.04.1
    • 7.0.109-0ubuntu1~22.04.1
    • 7.0.110-0ubuntu1~22.04.1
    • 7.0.111-0ubuntu1~22.04.1
    • 7.0.112-0ubuntu1~22.04.1
    • 7.0.113-0ubuntu1~22.04.1
    • 7.0.114-0ubuntu1~22.04.1
    • 7.0.115-0ubuntu1~22.04.1
    • 7.0.116-0ubuntu1~22.04.1
    • 7.0.117-0ubuntu1~22.04.1
    • 7.0.117-0ubuntu1~22.04.2
    • 7.0.119-0ubuntu1~22.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • dotnet8 Ubuntu:22.04:LTS

    Versions
    • 8.0.102-8.0.2-0ubuntu1~22.04.1
    • 8.0.103-8.0.3-0ubuntu1~22.04.1
    • 8.0.103-8.0.3-0ubuntu1~22.04.2
    • 8.0.105-8.0.5-0ubuntu1~22.04.1
    • 8.0.107-8.0.7-0ubuntu1~22.04.1
    • 8.0.108-8.0.8-0ubuntu1~22.04.1
    • 8.0.110-8.0.10-0ubuntu1~22.04.1
    • 8.0.111-8.0.11-0ubuntu1~22.04.1
    • 8.0.112-8.0.12-0ubuntu1~22.04.1
    • 8.0.114-8.0.14-0ubuntu1~22.04.1
    • 8.0.115-8.0.15-0ubuntu1~22.04.1
    • 8.0.116-8.0.16-0ubuntu1~22.04.1
    • 8.0.117-8.0.17-0ubuntu1~22.04.1
    • 8.0.118-8.0.18-0ubuntu1~22.04.1
    • 8.0.119-8.0.19-0ubuntu1~22.04.1
    • 8.0.120-8.0.20-0ubuntu1~22.04.1
    • 8.0.121-8.0.21-0ubuntu1~22.04.1
    • 8.0.122-8.0.22-0ubuntu1~22.04.1
    • 8.0.123-8.0.23-0ubuntu1~22.04.1
    • 8.0.124-8.0.24-0ubuntu1~22.04.1
    • 8.0.125-8.0.25-0ubuntu1~22.04.1
    • 8.0.126-8.0.26-0ubuntu1~22.04.1
    • 8.0.127-8.0.27-0ubuntu1~22.04.1
    • 8.0.128-8.0.28-0ubuntu1~22.04.1
    • 8.0.129-8.0.29-0ubuntu1~22.04.1
    • 8.0.130-8.0.30-0ubuntu1~22.04.1
    • 8.0.131-8.0.31-0ubuntu1~22.04.1
    Affected ranges
    • ECOSYSTEM: < 8.0.132-8.0.32-0ubuntu1~22.04.1

    Update to 8.0.132-8.0.32-0ubuntu1~22.04.1

  • dotnet10 Ubuntu:24.04:LTS

    Versions
    • 10.0.100-10.0.0-0ubuntu1~24.04.1
    • 10.0.101-10.0.1-0ubuntu1~24.04.2
    • 10.0.103-10.0.3-0ubuntu1~24.04.1
    • 10.0.104-10.0.4-0ubuntu1~24.04.1
    • 10.0.105-10.0.5-0ubuntu1~24.04.1
    • 10.0.106-10.0.6-0ubuntu1~24.04.1
    • 10.0.107-10.0.7-0ubuntu1~24.04.1
    • 10.0.108-10.0.8-0ubuntu1~24.04.1
    • 10.0.109-10.0.9-0ubuntu1~24.04.1
    • 10.0.110-10.0.10-0ubuntu1~24.04.1
    • 10.0.111-10.0.11-0ubuntu1~24.04.1
    • 10.0.112-10.0.12-0ubuntu1~24.04.1
    Affected ranges
    • ECOSYSTEM: < 10.0.113-10.0.13-0ubuntu1~24.04.1

    Update to 10.0.113-10.0.13-0ubuntu1~24.04.1

  • dotnet8 Ubuntu:24.04:LTS

    Versions
    • 8.0.100-8.0.0~rc1-0ubuntu1
    • 8.0.100-8.0.0~rc2-0ubuntu1
    • 8.0.100-8.0.0~rc2-0ubuntu2
    • 8.0.100-8.0.0-0ubuntu1
    • 8.0.100-8.0.0-0ubuntu2
    • 8.0.101-8.0.1-0ubuntu1
    • 8.0.101-8.0.1-0ubuntu2
    • 8.0.102-8.0.2-0ubuntu1
    • 8.0.103-8.0.3-0ubuntu2
    • 8.0.103-8.0.3-0ubuntu3
    • 8.0.104-8.0.4-0ubuntu1
    • 8.0.105-8.0.5-0ubuntu1~24.04.1
    • 8.0.107-8.0.7-0ubuntu1~24.04.1
    • 8.0.108-8.0.8-0ubuntu1~24.04.1
    • 8.0.108-8.0.8-0ubuntu1~24.04.2
    • 8.0.110-8.0.10-0ubuntu1~24.04.1
    • 8.0.111-8.0.11-0ubuntu1~24.04.1
    • 8.0.112-8.0.12-0ubuntu1~24.04.1
    • 8.0.114-8.0.14-0ubuntu1~24.04.1
    • 8.0.115-8.0.15-0ubuntu1~24.04.1
    • 8.0.116-8.0.16-0ubuntu1~24.04.1
    • 8.0.117-8.0.17-0ubuntu1~24.04.1
    • 8.0.118-8.0.18-0ubuntu1~24.04.1
    • 8.0.119-8.0.19-0ubuntu1~24.04.1
    • 8.0.120-8.0.20-0ubuntu1~24.04.1
    • 8.0.121-8.0.21-0ubuntu1~24.04.1
    • 8.0.122-8.0.22-0ubuntu1~24.04.1
    • 8.0.123-8.0.23-0ubuntu1~24.04.1
    • 8.0.124-8.0.24-0ubuntu1~24.04.1
    • 8.0.125-8.0.25-0ubuntu1~24.04.1
    • 8.0.126-8.0.26-0ubuntu1~24.04.1
    • 8.0.127-8.0.27-0ubuntu1~24.04.1
    • 8.0.128-8.0.28-0ubuntu1~24.04.1
    • 8.0.129-8.0.29-0ubuntu1~24.04.1
    • 8.0.130-8.0.30-0ubuntu1~24.04.1
    • 8.0.131-8.0.31-0ubuntu1~24.04.1
    Affected ranges
    • ECOSYSTEM: < 8.0.132-8.0.32-0ubuntu1~24.04.1

    Update to 8.0.132-8.0.32-0ubuntu1~24.04.1

  • dotnet10 Ubuntu:26.10

    Versions
    • 10.0.105-10.0.5-0ubuntu1
    • 10.0.107-10.0.7-0ubuntu1~26.04.1
    • 10.0.108-10.0.8-0ubuntu1
    • 10.0.109-10.0.9-0ubuntu1
    • 10.0.110-10.0.10-0ubuntu3
    • 10.0.111-10.0.11-0ubuntu1
    • 10.0.112-10.0.12-0ubuntu1
    • 10.0.112-10.0.12-0ubuntu2
    Affected ranges
    • ECOSYSTEM: < 10.0.113-10.0.13-0ubuntu1~26.10.1

    Update to 10.0.113-10.0.13-0ubuntu1~26.10.1

  • dotnet11 Ubuntu:26.10

    Versions
    • 11.0.100-11.0.0~rc1-0ubuntu1
    Affected ranges
    • ECOSYSTEM: < 11.0.100-11.0.0~rc2-0ubuntu1~26.10.1

    Update to 11.0.100-11.0.0~rc2-0ubuntu1~26.10.1

  • dotnet10 Ubuntu:26.04:LTS

    Versions
    • 10.0.100-10.0.0~rc1-0ubuntu1
    • 10.0.100-10.0.0~rc2-0ubuntu1
    • 10.0.100-10.0.0-0ubuntu1
    • 10.0.100-10.0.0-0ubuntu2
    • 10.0.101-10.0.1-0ubuntu1
    • 10.0.101-10.0.1-0ubuntu2
    • 10.0.101-10.0.1-0ubuntu3
    • 10.0.102-10.0.2-0ubuntu1
    • 10.0.103-10.0.3-0ubuntu1
    • 10.0.104-10.0.4-0ubuntu1
    • 10.0.105-10.0.5-0ubuntu1
    • 10.0.107-10.0.7-0ubuntu1~26.04.1
    • 10.0.108-10.0.8-0ubuntu1~26.04.1
    • 10.0.109-10.0.9-0ubuntu1~26.04.1
    • 10.0.110-10.0.10-0ubuntu1~26.04.1
    • 10.0.111-10.0.11-0ubuntu1~26.04.1
    • 10.0.112-10.0.12-0ubuntu1~26.04.1
    Affected ranges
    • ECOSYSTEM: < 10.0.113-10.0.13-0ubuntu1~26.04.1

    Update to 10.0.113-10.0.13-0ubuntu1~26.04.1

Original sources

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