CVE-2026-58649Medium· 6.5▾ SunlitOrigin validation error in .NET allows an unauthorized attacker to disclose information over a network.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0.1 · exploitation 0
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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.
Exploit-prediction probability, daily snapshots since Sep 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.3%
Last analysed / modified upstream
0.3% → 0.4%
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
.net = 11.0.0.net_sdk >= 8.0.100, < 8.0.130.net_sdk >= 8.0.200, < 8.0.424.net_sdk >= 9.0.100, < 9.0.120.net_sdk >= 9.0.200, < 9.0.317.net_sdk >= 10.0.100, < 10.0.111.net_sdk >= 10.0.200, < 10.0.400visual_studio_2022 >= 17.14.0, < 17.14.40visual_studio_2026 >= 18.9.0, < 18.9.3Upgrade past the affected range:
.net_sdk 10.0.400visual_studio_2022 17.14.40visual_studio_2026 18.9.3Connected by shared product, vendor, weakness, or advisory.
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