Improper neutralization of file names, conversation names and board names in Nextcloud Server 16.0.3, Nextcloud Talk 6.0.3 and Nextcloud Deck 0.6.5 causes an XSS when linking them with each others in a project.
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 |
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https://hackerone.com/reports/662204 | permissions required |
https://nextcloud.com/security/advisory/?id=NC-SA-2020-008 | vendor advisory |
https://nextcloud.com/security/advisory/?id=NC-SA-2020-009 | vendor advisory |
https://nextcloud.com/security/advisory/?id=NC-SA-2020-010 | vendor advisory |