CVE-2026-32203High· 7.5▾ TwilightStack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.4 · 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. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Jul 30.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
1.9%
1.9% → 2.4%
Last analysed / modified upstream
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
.net_10.0 >= 10.0.0 < 10.0.6.net_8.0 >= 8.0.0 < 8.0.26.net_9.0 >= 9.0.0 < 9.0.15visual_studio_2022_version_17.12 >= 17.12.0 < 17.12.19visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.30visual_studio_2026_version_18.4 >= 18.4.0 < 18.4.4Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Affected packages:
System.Security.Cryptography.Xml >= 10.0.0, <= 10.0.5System.Security.Cryptography.Xml >= 9.0.0, <= 9.0.14System.Security.Cryptography.Xml >= 8.0.0, <= 8.0.2Patched in:
System.Security.Cryptography.Xml 10.0.6System.Security.Cryptography.Xml 9.0.15System.Security.Cryptography.Xml 8.0.3Connected by shared product, vendor, weakness, or advisory.
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