{"apiVersion":"1.0","identifier":"CVE-2026-47842","description":"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","publishedAt":"2026-08-26T20:17:25","lastModifiedAt":"2026-08-26T20:17:25","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-47842","cvssScore":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","epssProbability":0.00149,"riskScore":0.66,"affectedProduct":"Spring Security","affectedVersions":"<=7.1.0, >=7.0.0,<=7.0.6, >=6.5.0,<=6.5.11, >=6.4.0,<=6.4.18, >=5.8.0,<=5.8.27, >=5.7.0,<=5.7.25","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-47842","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-47842","en":"https://www.redsauce.net/en/cves/CVE-2026-47842","fr":"https://www.redsauce.net/fr/cves/CVE-2026-47842","pt":"https://www.redsauce.net/pt/cves/CVE-2026-47842","de":"https://www.redsauce.net/de/cves/CVE-2026-47842","sk":"https://www.redsauce.net/sk/cves/CVE-2026-47842","el":"https://www.redsauce.net/el/cves/CVE-2026-47842"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-47842"}}