CVE-2019-25337
Critical · 9.8CVSS
9.8
EPSS
0.5%
Published
Feb 12, 2026
CISA due date
—
The record
OwnCloud 8.1.8 contains a username enumeration vulnerability that allows remote attackers to discover user accounts by manipulating the share.php endpoint. Attackers can send crafted GET requests to /index.php/core/ajax/share.php with a wildcard search parameter to retrieve comprehensive user information.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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