CVE-2026-13586

A flaw was found in Bouncy Castle for Java. This vulnerability allows a remote attacker to cause a Denial of Service DoS by exploiting an iteration-count bound issue in the PKCS12 Message Authentication Code MAC and bag-decryption Key Derivation Function KDF. This could make the affected system...

Inadequate Encryption Strength

Overview Affected versions of this package are vulnerable to Inadequate Encryption Strength in the BcKeyStoreSpi.engineLoad method, which for legacy BKS keystore versions 0 and 1 passes hMac.getMacSize 20 bytes for SHA-1 to generateDerivedMacParameters, where PKCS12ParametersGenerator divides it ...

Inadequate Encryption Strength

Overview Affected versions of this package are vulnerable to Inadequate Encryption Strength in the BcKeyStoreSpi.engineLoad method, which for legacy BKS keystore versions 0 and 1 passes hMac.getMacSize 20 bytes for SHA-1 to generateDerivedMacParameters, where PKCS12ParametersGenerator divides it ...