Nextcloud · disclosed reports
Information Disclosure
4 disclosed reports · $350 paid · 4 valid
Every dot is a report; the named ones are the most upvoted. Bright dots were paid a bounty. A report opens its page here: our analysis where there is one, and the link to HackerOne. The status is HackerOne's own outcome; "access needed" is only what a title states.
Open Nextcloud on HackerOne- reports
- 4
- valid
- 4
- paid a bounty
- 2
Every one of the 4 is a mark on the map. Named now: 1 to 4, most upvoted first.
- Mail auto configurator can be tricked into sending account information to wrong servers
- Incomplete sanitization in SVG preview provider
- Attachments folder for Text app is accessible on Files Drop/Password protected shares
- External storage - global credentials returned to the client side in plaintext
paid a bounty
Zoom in on the map and the dots under the middle of it are named where they are.
Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: the CVE List, CISA KEV, EPSS, NVD, nuclei templates and public bug bounty data.