The following vulnerabilities have been discovered in the libwebkit2gtk-4.0-dev web engine: CVE-2021-1788 Francisco Alonso discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-1844 Clement Lecigne and Alison Huffman discovered that processing maliciously crafted web content may lead to arbitrary code execution. CVE-2021-1871 An anonymous researcher discovered that a remote attacker may be able to cause arbitrary code execution.