CVE-2026-114148High· 7.8▾ MidnightPoC availableIncorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 42.9 · likelihood 0.1 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.4%
1 GitHub repo (last check)
Incorrect default permissions in ASP.NET Core allows an authorized attacker to elevate privileges locally.
.net_10.0_installed_on_linux >= 10.0.0 < 10.0.403.net_10.0_installed_on_mac_os >= 10.0.0 < 10.0.403.net_10.0_installed_on_windows >= 10.0.0 < 10.0.403.net_11.0_installed_on_linux >= 11.0.0-preview.1 < 11.0.100-rc.3.net_11.0_installed_on_mac_os >= 11.0.0-preview.1 < 11.0.100-rc.3.net_11.0_installed_on_windows >= 11.0.0-preview.1 < 11.0.100-rc.3.net_8.0_installed_on_linux >= 8.0.0 < 8.0.427.net_8.0_installed_on_mac_os >= 8.0.0 < 8.0.427.net_8.0_installed_on_windows >= 8.0.0 < 8.0.427.net_9.0_installed_on_linux >= 9.0.0 < 9.0.320.net_9.0_installed_on_mac_os >= 9.0.0 < 9.0.320.net_9.0_installed_on_windows >= 9.0.0 < 9.0.320.net_source-build_linux_tarballs_all_archive_types >= 8.0.100 < 10.0.403-servicing.26523.112asp.net_core_runtime_and_targeting-pack_linux_tarballs_microsoft-published >= 8.0.0 < 9.0.22Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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