CVE-2026-47842
Medium · 6.5CVSS
6.5
EPSS
0.1%
Published
Aug 26, 2026
CISA due date
—
The record
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 packages
| Ecosystem | Package | Introduced | Fixed |
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