Bug 2484162 (CVE-2026-45157) - CVE-2026-45157 nextcloud-server: Nextcloud Server: Information disclosure via file share token
Summary: CVE-2026-45157 nextcloud-server: Nextcloud Server: Information disclosure via...
Keywords:
Status: NEW
Alias: CVE-2026-45157
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2484168 2484171
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-02 21:06 UTC by OSIDB Bzimport
Modified: 2026-06-02 21:12 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-06-02 21:06:32 UTC 
Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, when a malicious user has access to a file share of a user, they could use this share token to also access the chunking upload directly and see temporary part files during on going uploads. It is recommended that the Nextcloud Server is upgraded to 32.0.9 or 33.0.3. It is recommended that the Nextcloud Enterprise Server is upgraded to 26.0.13.26, 27.1.11.25, 28.0.14.17, 29.0.16.16, 30.0.17.9, 31.0.14.5, 32.0.9 or 33.0.3
Note You need to log in before you can comment on or make changes to this bug.