Self XSS when pasting HTML into Text app with Ctrl+Shift+V
Package
Server
(Nextcloud)
Affected versions
>= 25.0.0, >= 26.0.0, >= 27.0.0
Patched versions
25.0.13, 26.0.8, 27.1.3
Server
(Nextcloud Enterprise)
>= 25.0.0, >= 26.0.0, >= 27.0.0
25.0.13, 26.0.8, 27.1.3
Impact
When a user is tricked into copy pasting HTML code without markup (Ctrl+Shift+V) the markup will actually render.
Patches
It is recommended that the Nextcloud Server is upgraded to 25.0.13, 26.0.8 or 27.1.3
It is recommended that the Nextcloud Enterprise Server is upgraded to 25.0.13, 26.0.8 or 27.1.3
Workarounds
References
For more information
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