XSS can occur in GNOME Web (aka Epiphany) before 40.4 and 41.x before 41.1 when View Source mode or Reader mode is used, as demonstrated by a a page title.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
Link | Tags |
---|---|
https://gitlab.gnome.org/GNOME/epiphany/-/issues/1612 | exploit vendor advisory |
https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1045 | patch vendor advisory |
https://www.debian.org/security/2022/dsa-5042 | third party advisory vendor advisory |
https://lists.debian.org/debian-lts-announce/2022/08/msg00006.html | third party advisory mailing list |