Summary
ownCloud contains an improper authentication vulnerability that allows an attacker to access, modify, or delete any file without authentication if the username of a victim is known, and the victim has no signing-key configured.
- Vendor
- ownCloud
- Product
- ownCloud
- Added to KEV
- Aug 27, 2026
- Remediation due
- Aug 30, 2026 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-287
- EPSS
- 43.2% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References