CVE-2026-63182: litesaml lightsaml: LightSAML implements SAML 2.0 data model classes, XML serialization and deserialization, XML security, certificate…

LightSAML implements SAML 2.0 data model classes, XML serialization and deserialization, XML security, certificate support, and message bindings. Prior to 4.7.1 and 5.0.1, LightSAML and xmlseclibs disagree about which assertion an inbound SAML signature covers. Response::deserialize uses...