## cve-2026-47885 - MEDIUM - Spring Framework maxPartSize Ignored in PartEventHttpMessageReader

- 種別: advisory
- 関連技術: spring, java
- CVE: CVE-2026-47885
- 公開日時: 2026-08-20T00:00:00.000Z
- 情報源: Spring Security Advisories (https://spring.io/security/cve-2026-47885)
- パーマリンク: https://vulnpulse.app/items/spring-security-3d1faf08028e

The PartEventHttpMessageReader in Spring WebFlux does not enforce the maxPartSize limit when maxInMemorySize is set to -1. PartEventHttpMessageReader is used when controller a method has an @RequestBody Flux<PartEvent> argument.