CVE-2025-59716

5.3 MEDIUM
Published: November 05, 2025 Modified: January 07, 2026
View on NVD

Description

ownCloud Guests before 0.12.5 allows unauthenticated user enumeration via the /apps/guests/register/{email}/{token} endpoint. Because of insufficient validation of the supplied token in showPasswordForm, the server responds differently when an e-mail address corresponds to a valid pending guest user rather than a non-existent user.

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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:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://gist.github.com/thesmartshadow/64ae0449e909174d0479a4f23657147f
Source: cve@mitre.org
Exploit Third Party Advisory
https://github.com/owncloud/guests
Source: cve@mitre.org
Product
https://yeswehack.com/reports/411806
Source: cve@mitre.org
Permissions Required

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.1%
19th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

owncloud