GHSA-Q8R6-5HFW-5JFF guzzlehttp/guzzle-services' XML Request Serialization Vulnerable to XML Injection via CDATA Terminator

Impact guzzlehttp/guzzle-services does not safely serialize scalar XML element values containing the CDATA terminator . The XML request serializer writes values containing , or & with XMLWriter::writeCData$value. If attacker-controlled input contains , the CDATA section closes early and the...