Spring Security SAML2 Service Provider: Unbounded writer inflates the compressed SAML payload into memory (DoS)
Maven org.springframework.security:spring-security-saml2-service-provider · Upgrade to 7.0.6 or 6.5.11 by release line; some affected versions have no fix yet · >= 7.0.0, <= 7.0.5; >= 6.5.0, <= 6.5.10; >= 6.4.0, <= 6.4.16; >= 6.3.0, <= 6.3.16; >= 5.8.0, <= 5.8.25; <= 5.7.23 · CVE-2026-40988 · GHSA-m69x-pw9p-7j3q