Critical severity9.8NVD Advisory· Published Feb 12, 2026· Updated Apr 15, 2026

CVE-2019-25337

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

ftp.icm.edu.pl/packages/owncloud/nvd
owncloud.orgnvd
www.exploit-db.com/exploits/47745nvd
www.vulncheck.com/advisories/owncloud-username-disclosurenvd

News mentions

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