CVE-2026-45157
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
- Affected products
- Nextcloud Enterprise Server, Nextcloud Server
- Fix
- Available
- CVSS 3.1
- 6.3 MEDIUM
- EPSS
- 0.2% (14th percentile)
- Weakness
- CWE-284
- NVD status
- Deferred
- Published
- 2026-06-01
No indexed exploits for CVE-2026-45157 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2026-45157 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.