CVE-2026-61741

The http4s-scala-xml library is vulnerable to XML External Entity (XXE) attacks in versions prior to 0.24.1 and 1.0.0-M39 . The root cause is the use of SAXParserFactory.newInstance to obtain a javax.xml.parsers.SAXParserFactory without any security configuration, allowing the parser to resolve D...

CVE-2026-61741 http4s-scala-xml has an XML External Entity (XXE) processing issue

http4s-scala-xml provides EntityDecoderF, scala.xml.Elem instances that parse XML message bodies. Prior to versions 0.24.1 and 1.0.0-M39, these decoders used a javax.xml.parsers.SAXParserFactory obtained from SAXParserFactory.newInstance without any security configuration. With the JDK's default...

EUVD-2026-86332

http4s-scala-xml provides EntityDecoderF, scala.xml.Elem instances that parse XML message bodies. Prior to versions 0.24.1 and 1.0.0-M39, these decoders used a javax.xml.parsers.SAXParserFactory obtained from SAXParserFactory.newInstance without any security configuration. With the JDK's default...