VWE-2018-4347 Viewing Source [template]Vulnerability | cve= | aka= | severity=Medium | difficulty=Hard | description=Denial of Service. Blocking during CSS processing when the patch for [wiki]VWE-2017-4266[/wiki] is not applied, or if a theoretical third-party add-on fixes the bug introduced by that patch. | discover-date=January 26, 2018 | patch-date=February 8, 2018 | patches=4.0.20 Patch Level 3 4.0.19 Patch Level 6 | workaround=[/template] 428 characters