CVE-2026-47304High· 8.1▾ TwilightImproper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 44.6 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
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
0.2%
0.2% → 0.3%
Last analysed / modified upstream
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
.net_10.0 >= 10.0.0 < 10.0.10.net_8.0 >= 8.0.0 < 8.0.29.net_9.0 >= 9.0.0 < 9.0.18.net_framework_3.5 >= 3.5.0 < 2.0.50727.8983 & 3.0.30729.8978.net_framework_3.5_and_4.7.2 >= 4.7.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0.net_framework_3.5_and_4.8 >= 4.8.0 < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0.net_framework_3.5_and_4.8.1 >= 4.8.1 < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0.net_framework_4.6.2_4.7_4.7.1_4.7.2 >= 4.7.0 < 4.7.4143.0.net_framework_4.8 >= 4.8.0 < 4.8.4803.0.net_framework_4.8.1 >= 4.8.0.0 < 4.8.9340.0visual_studio_2017_version_15.9_includes_15.0_-_15.8 -visual_studio_2019_version_16.11_includes_16.0_-_16.10 -visual_studio_2022_version_17.12 >= 17.12.0 < 17.12.22visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.36visual_studio_2026_version_18.5 -visual_studio_2026_version_18.7 >= 18.0 < 18.7.4Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Affected packages:
System.Security.Cryptography.Xml >= 10.0.0, <= 10.0.9System.Security.Cryptography.Xml >= 9.0.0, <= 9.0.17System.Security.Cryptography.Xml >= 8.0.0, <= 8.0.28Patched in:
System.Security.Cryptography.Xml 10.0.10System.Security.Cryptography.Xml 9.0.18System.Security.Cryptography.Xml 8.0.29Source: https://github.com/advisories/GHSA-g8r8-53c2-pm3f
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-62901High· 7.5.NET Denial of Service Vulnerability
CVE-2026-62909High· 7.8.NET Elevation of Privilege Vulnerability
CVE-2026-96957High· 8.8Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-70197High· 8.1Out-of-bounds write in .NET allows an unauthorized attacker to execute code over a network.
CVE-2026-69651High· 7.5Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.
CVE-2026-58280High· 7.5Uncontrolled recursion in .NET allows an unauthorized attacker to deny service over a network.