CVE-2026-45071: Symfony has XXE (Local File Disclosure) in DomCrawler::addXmlContent() via validateOnParse = true

Ghostwire Analysis — What This Means Practically

• 4 proof-of-concept exploits available on GitHub. Public exploit code lowers the barrier for both researchers and attackers.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.