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CVE-2026-47842

Deterministic AES/CBC Encryption in Spring Security AesBytesEncryptor Allows Ciphertext Correlation PUBLISHED

Description (CNA)

Applications using AesBytesEncryptor with the two-argument constructor or when passing a null IV generator and CBC as the encryption mode encrypt data with AES/CBC using a null (all-zero) initialization vector. Spring Security 7.1.0 Spring Security 7.0.0 - 7.0.6 Spring Security 6.5.0 - 6.5.11 Spring Security 6.4.0 - 6.4.18 Spring Security 5.8.0 - 5.8.27 Spring Security 5.7.0 - 5.7.25

Affected (CNA)

Vendor / productVersions
Spring / Spring Securityaffected 7.1.0; affected 7.0.0 through 7.0.6; affected 6.5.0 through 6.5.11; affected 6.4.0 through 6.4.18; affected 5.8.0 through 5.8.27; affected 5.7.0 through 5.7.25

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.