VWE-2017-4153 Viewing Source [template]Vulnerability | cve= | aka= | severity=Extreme | difficulty=Hard | description=CAN-SPAM Compliance. Email notifications might be sent for corrupt subscription data; since the subscription is corrupt, the unsubscribe links would be invalid. | discover-date=October 9, 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=[/template] 465 characters