Medium severity4.8NVD Advisory· Published Jun 11, 2026· Updated Jun 11, 2026
CVE-2026-40996
CVE-2026-40996
Description
Wss4jSecurityInterceptor defaulted allowRSA15KeyTransportAlgorithm to true, overriding Apache WSS4J's safer default for validation RequestData. Inbound WS-Security decryption could therefore accept RSA PKCS#1 v1.5 (rsa-1_5) encrypted key material unless operators explicitly reconfigured the flag.
Affected versions: Spring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.
AI Insight
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Affected products
1- Range: 5.0.0 - 5.0.1, 4.1.0 - 4.1.3, 4.0.0 - 4.0.18, 3.1.0 - 3.1.8
Patches
Vulnerability mechanics
References
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