VWE-2018-4671 Viewing Source [template]Vulnerability | cve= | aka= | severity=Low | difficulty=Easy | description=On-Site Alert. Due to an invalid key utilized by the alerts system, a user may still receive alerts for modifications to watched content even though they have opted out via their Alert Preferences. | platform=XF | lite= | issueid= | discover-date=October 2, 2018 | patch-date=October 8, 2018 | patches=4.0.24 Patch Level 1 4.0.23 Patch Level 3 4.0.22 Patch Level 5 4.0.21 Patch Level 6 4.0.20 Patch Level 9 | workaround= [/template] 534 characters