CVE-2026-84008High· 7.5▾ TwilightInefficient algorithmic complexity in .NET 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 · exploitation 0
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Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Affected packages:
System.Security.Cryptography.Pkcs >= 10.0.0, <= 10.0.12System.Security.Cryptography.Pkcs >= 11.0.0-preview.1, <= 11.0.0-rc.1System.Security.Cryptography.Pkcs >= 8.0.0, <= 8.0.1System.Security.Cryptography.Pkcs >= 9.0.0, <= 9.0.20Patched in:
System.Security.Cryptography.Pkcs 10.0.13System.Security.Cryptography.Pkcs 11.0.0-rc.2System.Security.Cryptography.Pkcs 8.0.2System.Security.Cryptography.Pkcs 9.0.21Connected by shared product, vendor, weakness, or advisory.
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