CVE-2019-25337

9.8 CRITICAL
Published: February 12, 2026 Modified: February 13, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://ftp.icm.edu.pl/packages/owncloud/
Source: disclosure@vulncheck.com
https://owncloud.org/
Source: disclosure@vulncheck.com
https://www.exploit-db.com/exploits/47745
Source: disclosure@vulncheck.com

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
0.1%
35th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)