VWE-2017-4138 Viewing Source [template]Vulnerability | cve= | aka= | issueid=5260 | severity=Extreme | difficulty=Hard | platform=XF | description=CAN-SPAM Compliance. Affects add-ons with email templates that do not define plain-text email contents. | discover-date=October 2, 2017 | patch-date=October 15, 2017 | patches=4.0.19 Patch Level 3 4.0.18 Patch Level 4 4.0.17 Patch Level 6 4.0.16 Patch Level 7 4.0.15 Patch Level 11 | workaround=Manually define compliant plain-text variants for all email templates.[/template] 509 characters